netdev
[Top] [All Lists]

[RFT] New syskonnect gigabit ether driver (skge)

To: Jeff Garzik <jgarzik@xxxxxxxxx>, Christoph Hellwig <hch@xxxxxxxxxxxxx>
Subject: [RFT] New syskonnect gigabit ether driver (skge)
From: Stephen Hemminger <shemminger@xxxxxxxx>
Date: Fri, 14 Jan 2005 15:56:13 -0800
Cc: netdev@xxxxxxxxxxx
Organization: Open Source Development Lab
Sender: netdev-bounce@xxxxxxxxxxx
Here is my rewrite of the SysKonnect Gigabit Ether driver.  Gave up on
the existing sk98lin driver because it bloated and limited by the requirement
to be portable.  This version is still very experimental and has only been
run for several days on my LinkSys card (single port Yukon).
Please test on other hardware and let me know what you find out.

diff -Nru a/drivers/net/Kconfig b/drivers/net/Kconfig
--- a/drivers/net/Kconfig       2005-01-14 15:51:52 -08:00
+++ b/drivers/net/Kconfig       2005-01-14 15:51:52 -08:00
@@ -1980,6 +1980,18 @@
          
          If in doubt, say Y.
 
+config SKGE
+       tristate "New SysKonnect GigaEthernet support (EXPERIMENTAL)"
+       depends on PCI && EXPERIMENTAL
+       select CRC32
+       ---help---
+         This driver support the Marvell Yukon or SysKonnect SK-98xx/SK-95xx
+         and related Gigabit Ethernet adapters. It is a new smaller driver
+         driver with better performance and more complete ethtool support.
+
+         It does not support the link failover and network management 
+         features that "portable" vendor supplied sk98lin driver does.
+       
 config SK98LIN
        tristate "Marvell Yukon Chipset / SysKonnect SK-98xx Support"
        depends on PCI
diff -Nru a/drivers/net/Makefile b/drivers/net/Makefile
--- a/drivers/net/Makefile      2005-01-14 15:51:52 -08:00
+++ b/drivers/net/Makefile      2005-01-14 15:51:52 -08:00
@@ -52,6 +52,7 @@
 obj-$(CONFIG_FEALNX) += fealnx.o
 obj-$(CONFIG_TIGON3) += tg3.o
 obj-$(CONFIG_TC35815) += tc35815.o
+obj-$(CONFIG_SKGE) += skge.o
 obj-$(CONFIG_SK98LIN) += sk98lin/
 obj-$(CONFIG_SKFP) += skfp/
 obj-$(CONFIG_VIA_RHINE) += via-rhine.o
diff -Nru a/drivers/net/skge.c b/drivers/net/skge.c
--- /dev/null   Wed Dec 31 16:00:00 196900
+++ b/drivers/net/skge.c        2005-01-14 15:51:52 -08:00
@@ -0,0 +1,3065 @@
+/*
+ * New driver for Marvell Yukon chipsent and SysKonnect Gigabit
+ * Ethernet adapters. Based on earlier sk98lin, e100 and
+ * Freebsd if_sk drivers.
+ *
+ * This driver intentionally does not support all the features
+ * of the original driver such as link failover and link management because
+ * those should be done at higher levels.
+ *
+ * Copyright (C) 2004, Stephen Hemminger <shemminger@xxxxxxxx>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/config.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/pci.h>
+#include <linux/if_vlan.h>
+#include <linux/ip.h>
+#include <linux/udp.h>
+#include <linux/tcp.h>
+#include <linux/delay.h>
+#include <linux/crc32.h>
+
+#include "skge.h"
+
+#define DRV_NAME               "skge"
+#define DRV_VERSION            "0.2"
+#define PFX                    DRV_NAME " "
+
+#define DEFAULT_TX_RING_SIZE   128
+#define DEFAULT_RX_RING_SIZE   512
+#define MAX_TX_RING_SIZE       1024
+#define MAX_RX_RING_SIZE       4096
+#define PHY_RETRIES            1000
+#define ETH_JUMBO_MTU          9000
+#define TX_WATCHDOG            (2 * HZ)
+#define NAPI_WEIGHT            64
+
+MODULE_DESCRIPTION("SysKonnect Gigabit Ethernet driver");
+MODULE_AUTHOR("Stephen Hemminger <shemminger@xxxxxxxx>");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(DRV_VERSION);
+
+static const u32 default_msg
+       = NETIF_MSG_DRV| NETIF_MSG_PROBE| NETIF_MSG_LINK
+         | NETIF_MSG_IFUP| NETIF_MSG_IFDOWN;
+
+static int debug = -1; /* defaults above */
+module_param(debug, int, 0);
+MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
+
+static const struct pci_device_id skge_id_table[] = {
+       { PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940,
+         PCI_ANY_ID, PCI_ANY_ID },
+       { PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940B,
+         PCI_ANY_ID, PCI_ANY_ID },
+       { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_GE,
+         PCI_ANY_ID, PCI_ANY_ID },
+       { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_YU,
+         PCI_ANY_ID, PCI_ANY_ID },
+       { PCI_VENDOR_ID_SYSKONNECT, 0x9E00, /* SK-9Exx 10/100/1000Base-T 
Adapter */
+         PCI_ANY_ID, PCI_ANY_ID },
+       { PCI_VENDOR_ID_DLINK, PCI_DEVICE_ID_DLINK_DGE510T,
+         PCI_ANY_ID, PCI_ANY_ID },
+       { PCI_VENDOR_ID_MARVELL, 0x4320, /* Gigabit Ethernet Controller */
+         PCI_ANY_ID, PCI_ANY_ID },
+       { PCI_VENDOR_ID_MARVELL, 0x5005, /* Marvell (11ab), Belkin */
+         PCI_ANY_ID, PCI_ANY_ID },
+       { PCI_VENDOR_ID_CNET, PCI_DEVICE_ID_CNET_GIGACARD,
+         PCI_ANY_ID, PCI_ANY_ID },
+       { PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1032,
+         PCI_ANY_ID, PCI_ANY_ID },
+       { PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1064,
+         PCI_ANY_ID, PCI_ANY_ID },
+       { 0 }
+};
+MODULE_DEVICE_TABLE(pci, skge_id_table);
+
+static int skge_up(struct net_device *dev);
+static int skge_down(struct net_device *dev);
+static void skge_tx_clean(struct skge_port *skge);
+static void skge_xm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val);
+static void skge_gm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val);
+static void genesis_get_stats(struct skge_port *skge, u64 *data);
+static void yukon_get_stats(struct skge_port *skge, u64 *data);
+
+static const int txq[] = { Q_XA1, Q_XA2 };
+static const int rxq[] = { Q_R1, Q_R2 };
+
+/* Don't need to look at whole 16K.
+ * last interesting register is descriptor poll timer.
+ */
+#define SKGE_REGS_LEN  (29*128)
+
+static int skge_get_regs_len(struct net_device *dev)
+{
+       return SKGE_REGS_LEN;
+}
+
+/*
+ * Returns copy of control register region
+ * I/O region is divided into banks and certain regions
+ * are unreadable
+ */
+static void skge_get_regs(struct net_device *dev, struct ethtool_regs *regs,
+                         void *p)
+{
+       struct skge_port *skge = netdev_priv(dev);
+       unsigned long offs;
+       void __iomem *io = skge->hw->regs;
+       static const unsigned long bankmap
+               = (1<<0) | (1<<2) | (1<<8) | (1<<9)
+                 | (1<<12) | (1<<13) | (1<<14) | (1<<15) | (1<<16)
+                 | (1<<17) | (1<<20) | (1<<21) | (1<<22) | (1<<23)
+                 | (1<<24)  | (1<<25) | (1<<26) | (1<<27) | (1<<28);
+
+       regs->version = 1;
+       for (offs = 0; offs < regs->len; offs += 128) {
+               u32 len = min_t(u32, 128, regs->len - offs);
+
+               if (bankmap & (1<<(offs/128)))
+                       memcpy_fromio(p + offs, io + offs, len);
+               else
+                       memset(p + offs, 0, len);
+       }
+}
+
+static int skge_get_settings(struct net_device *dev,
+                            struct ethtool_cmd *ecmd)
+{
+       struct skge_port *skge = netdev_priv(dev);
+       struct skge_hw *hw = skge->hw;
+
+       ecmd->transceiver = XCVR_INTERNAL;
+
+       if (iscopper(hw)) {
+               if (hw->chip_id == CHIP_ID_GENESIS)
+                       ecmd->supported = SUPPORTED_1000baseT_Full
+                               | SUPPORTED_1000baseT_Half
+                               | SUPPORTED_Autoneg | SUPPORTED_TP;
+               else {
+                       ecmd->supported = SUPPORTED_10baseT_Half
+                               | SUPPORTED_10baseT_Full
+                               | SUPPORTED_100baseT_Half
+                               | SUPPORTED_100baseT_Full
+                               | SUPPORTED_1000baseT_Half
+                               | SUPPORTED_1000baseT_Full
+                               | SUPPORTED_Autoneg| SUPPORTED_TP;
+
+                       if (hw->chip_id == CHIP_ID_YUKON)
+                               ecmd->supported &= ~SUPPORTED_1000baseT_Half;
+
+                       else if (hw->chip_id == CHIP_ID_YUKON_FE)
+                               ecmd->supported &= ~(SUPPORTED_1000baseT_Half
+                                                    | 
SUPPORTED_1000baseT_Full);
+               }
+
+               ecmd->advertising = ADVERTISED_TP | ADVERTISED_Autoneg;
+               ecmd->port = PORT_TP;
+               ecmd->phy_address = hw->phy_addr;
+
+               ecmd->speed = skge->speed;
+               ecmd->duplex = skge->duplex;
+       } else {
+               ecmd->supported = SUPPORTED_1000baseT_Full
+                       | SUPPORTED_FIBRE
+                       | SUPPORTED_Autoneg;
+
+               ecmd->advertising = ADVERTISED_1000baseT_Full
+                       | ADVERTISED_FIBRE
+                       | ADVERTISED_Autoneg;
+               ecmd->port = PORT_FIBRE;
+               ecmd->autoneg = AUTONEG_ENABLE;
+               ecmd->speed = SPEED_1000;
+               ecmd->duplex = DUPLEX_FULL;
+       }
+
+       return 0;
+}
+
+static int skge_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
+{
+       struct skge_port *skge = netdev_priv(dev);
+
+       if (netif_running(dev))
+               skge_down(dev);
+
+       skge->autoneg = ecmd->autoneg;
+       skge->speed = ecmd->speed;
+       skge->duplex = ecmd->duplex;
+
+       if (netif_running(dev))
+               skge_up(dev);
+       return (0);
+}
+
+static void skge_get_drvinfo(struct net_device *dev,
+                            struct ethtool_drvinfo *info)
+{
+       struct skge_port *skge = netdev_priv(dev);
+
+       strcpy(info->driver, DRV_NAME);
+       strcpy(info->version, DRV_VERSION);
+       strcpy(info->fw_version, "N/A");
+       strcpy(info->bus_info, pci_name(skge->hw->pdev));
+}
+
+/*
+ * The VPD config area contains Vital Product Data, as suggested in
+ * the PCI 2.1 specification. The VPD data is separared into areas
+ * denoted by resource IDs. The SysKonnect VPD contains an ID string
+ * resource (the name of the adapter), a read-only area resource
+ * containing various key/data fields and a read/write area which
+ * can be used to store asset management information or log messages.
+ */
+static int skge_vpd_read(struct pci_dev *pci, u8 *buf, u16 offset, u32 len)
+{
+       int i;
+       u16 reg;
+       unsigned long timeout = jiffies + 2*HZ;
+
+       if (offset & 3)
+               return -EINVAL;
+
+       for (i = 0; i < len; i += 4) {
+               pci_write_config_word(pci, PCI_VPD+PCI_VPD_ADDR, offset);
+
+               for(;;) {
+                       pci_read_config_word(pci, PCI_VPD+PCI_VPD_ADDR, &reg);
+
+                       if (reg & PCI_VPD_ADDR_F)
+                               break;
+
+                       if (time_after(jiffies, timeout)) {
+                               printk(KERN_ERR "%s: VPD read timed out\n",
+                                      pci_name(pci));
+                               return -ETIMEDOUT;
+                       }
+                       cpu_relax();
+               }
+
+               pci_read_config_byte(pci, PCI_VPD+PCI_VPD_DATA,  buf+i);
+               pci_read_config_byte(pci, PCI_VPD+PCI_VPD_DATA+1,buf+i+1);
+               pci_read_config_byte(pci, PCI_VPD+PCI_VPD_DATA+2,buf+i+2);
+               pci_read_config_byte(pci, PCI_VPD+PCI_VPD_DATA+3,buf+i+3);
+
+               offset += 4;
+       }
+       return 0;
+}
+
+static const struct skge_stat {
+       char       name[ETH_GSTRING_LEN];
+       u16        xmac_offset;
+       u16        gma_offset;
+} skge_stats[] = {
+       { "tx_bytes",           XM_TXO_OK_HI,  GM_TXO_OK_HI },
+       { "rx_bytes",           XM_RXO_OK_HI,  GM_RXO_OK_HI },
+
+       { "tx_broadcast",       XM_TXF_BC_OK,  GM_TXF_BC_OK },
+       { "rx_broadcast",       XM_RXF_BC_OK,  GM_RXF_BC_OK },
+       { "tx_multicast",       XM_TXF_MC_OK,  GM_TXF_MC_OK },
+       { "rx_multicast",       XM_RXF_MC_OK,  GM_RXF_MC_OK },
+       { "tx_unicast",         XM_TXF_UC_OK,  GM_TXF_UC_OK },
+       { "rx_unicast",         XM_RXF_UC_OK,  GM_RXF_UC_OK },
+       { "tx_mac_pause",       XM_TXF_MPAUSE, GM_TXF_MPAUSE },
+       { "rx_mac_pause",       XM_RXF_MPAUSE, GM_RXF_MPAUSE },
+
+       { "collisions",         XM_TXF_SNG_COL, GM_TXF_SNG_COL },
+       { "multi_collisions",   XM_TXF_MUL_COL, GM_TXF_MUL_COL },
+       { "aborted",            XM_TXF_ABO_COL, GM_TXF_ABO_COL},
+       { "late_collision",     XM_TXF_LAT_COL, GM_TXF_LAT_COL },
+       { "fifo_underrun",      XM_TXE_FIFO_UR, GM_TXE_FIFO_UR },
+       { "fifo_overflow",      XM_RXE_FIFO_OV, GM_RXE_FIFO_OV },
+
+       { "rx_toolong",         XM_RXF_LNG_ERR, GM_RXF_LNG_ERR },
+       { "rx_jabber",          XM_RXF_JAB_PKT, GM_RXF_JAB_PKT },
+       { "rx_runt",            XM_RXE_RUNT,    GM_RXE_FRAG },
+       { "rx_too_long",        XM_RXF_LNG_ERR, GM_RXF_LNG_ERR },
+       { "rx_fcs_error",       XM_RXF_FCS_ERR, GM_RXF_FCS_ERR },
+};
+
+static int skge_get_stats_count(struct net_device *dev)
+{
+       return ARRAY_SIZE(skge_stats);
+}
+
+static void skge_get_ethtool_stats(struct net_device *dev,
+                                  struct ethtool_stats *stats, u64 *data)
+{
+       struct skge_port *skge = netdev_priv(dev);
+
+       if (skge->hw->chip_id == CHIP_ID_GENESIS)
+               genesis_get_stats(skge, data);
+       else
+               yukon_get_stats(skge, data);
+}
+
+static void skge_get_strings(struct net_device *dev, u32 stringset, u8 *data)
+{
+       int i;
+
+       switch(stringset) {
+       case ETH_SS_STATS:
+               for (i = 0; i < ARRAY_SIZE(skge_stats); i++)
+                       memcpy(data + i * ETH_GSTRING_LEN,
+                              skge_stats[i].name, ETH_GSTRING_LEN);
+               break;
+       }
+}
+
+static void skge_get_ring_param(struct net_device *dev,
+                               struct ethtool_ringparam *p)
+{
+       struct skge_port *skge = netdev_priv(dev);
+
+       p->rx_max_pending = MAX_RX_RING_SIZE;
+       p->tx_max_pending = MAX_TX_RING_SIZE;
+       p->rx_mini_max_pending = 0;
+       p->rx_jumbo_max_pending = 0;
+
+       p->rx_pending = skge->rx_ring.count;
+       p->tx_pending = skge->tx_ring.count;
+       p->rx_mini_pending = 0;
+       p->rx_jumbo_pending = 0;
+}
+
+static int skge_set_ring_param(struct net_device *dev,
+                              struct ethtool_ringparam *p)
+{
+       struct skge_port *skge = netdev_priv(dev);
+       int err = 0;
+
+       if (p->rx_pending == 0 || p->rx_pending > MAX_RX_RING_SIZE ||
+           p->tx_pending == 0 || p->tx_pending > MAX_TX_RING_SIZE)
+               return -EINVAL;
+
+       if (netif_running(dev))
+               skge_down(dev);
+       skge->rx_ring.count = p->rx_pending;
+       skge->tx_ring.count = p->tx_pending;
+       if (netif_running(dev))
+               err = skge_up(dev);
+
+       return err;
+}
+
+static u32 skge_get_msglevel(struct net_device *netdev)
+{
+       struct skge_port *skge = netdev_priv(netdev);
+       return skge->msg_enable;
+}
+
+static void skge_set_msglevel(struct net_device *netdev, u32 value)
+{
+       struct skge_port *skge = netdev_priv(netdev);
+       skge->msg_enable = value;
+}
+
+static int skge_set_sg(struct net_device *dev, u32 data)
+{
+       struct skge_port *skge = netdev_priv(dev);
+       struct skge_hw *hw = skge->hw;
+
+       if (hw->chip_id == CHIP_ID_GENESIS && data)
+               return -EOPNOTSUPP;
+       return ethtool_op_set_sg(dev, data);
+}
+
+static u32 skge_get_rx_csum(struct net_device *dev)
+{
+       struct skge_port *skge = netdev_priv(dev);
+
+       return skge->rx_csum;
+}
+
+static int skge_set_rx_csum(struct net_device *dev, u32 data)
+{
+       struct skge_port *skge = netdev_priv(dev);
+
+       if (skge->hw->chip_id == CHIP_ID_GENESIS && data)
+               return -EOPNOTSUPP;
+
+       skge->rx_csum = data;
+       return 0;
+}
+
+static void skge_led_on(struct skge_hw *hw, int port)
+{
+       if (hw->chip_id == CHIP_ID_GENESIS) {
+
+               skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_ON);
+               skge_write8(hw, B0_LED, LED_STAT_ON);
+
+               skge_write8(hw, SKGEMAC_REG(port, RX_LED_TST), LED_T_ON);
+               skge_write32(hw, SKGEMAC_REG(port, RX_LED_VAL), 100);
+               skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_START);
+
+               switch (hw->phy_type) {
+               case SK_PHY_BCOM:
+                       skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL,
+                                         PHY_B_PEC_LED_ON);
+                       break;
+               case SK_PHY_LONE:
+                       skge_xm_phy_write(hw, port, PHY_LONE_LED_CFG,
+                                         0x0800);
+                       break;
+               default:
+                       skge_write8(hw, SKGEMAC_REG(port, TX_LED_TST), 
LED_T_ON);
+                       skge_write32(hw, SKGEMAC_REG(port, TX_LED_VAL), 100);
+                       skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), 
LED_START);
+               }
+       } else {
+               skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0);
+               skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER,
+                                 PHY_M_LED_MO_DUP(MO_LED_ON)  |
+                                 PHY_M_LED_MO_10(MO_LED_ON)   |
+                                 PHY_M_LED_MO_100(MO_LED_ON)  |
+                                 PHY_M_LED_MO_1000(MO_LED_ON) |
+                                 PHY_M_LED_MO_RX(MO_LED_ON));
+       }
+}
+
+static void skge_led_off(struct skge_hw *hw, int port)
+{
+       if (hw->chip_id == CHIP_ID_GENESIS) {
+               skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_OFF);
+               skge_write8(hw, B0_LED, LED_STAT_OFF);
+
+               skge_write32(hw, SKGEMAC_REG(port, RX_LED_VAL), 0);
+               skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_T_OFF);
+
+               switch (hw->phy_type) {
+               case SK_PHY_BCOM:
+                       skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL,
+                                         PHY_B_PEC_LED_OFF);
+                       break;
+               case SK_PHY_LONE:
+                       skge_xm_phy_write(hw, port, PHY_LONE_LED_CFG,
+                                         PHY_L_LC_LEDT);
+                       break;
+               default:
+                       skge_write32(hw, SKGEMAC_REG(port, TX_LED_VAL), 0);
+                       skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), 
LED_T_OFF);
+               }
+       } else {
+               skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0);
+               skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER,
+                                 PHY_M_LED_MO_DUP(MO_LED_OFF)  |
+                                 PHY_M_LED_MO_10(MO_LED_OFF)   |
+                                 PHY_M_LED_MO_100(MO_LED_OFF)  |
+                                 PHY_M_LED_MO_1000(MO_LED_OFF) |
+                                 PHY_M_LED_MO_RX(MO_LED_OFF));
+       }
+}
+
+static void skge_blink_timer(unsigned long data)
+{
+       struct net_device *dev = (struct net_device *) data;
+       struct skge_port *skge = netdev_priv(dev);
+       struct skge_hw *hw = skge->hw;
+       unsigned long flags;
+
+       spin_lock_irqsave(&hw->phy_lock, flags);
+       if (skge->blink_on)
+               skge_led_on(hw, skge->port);
+       else
+               skge_led_off(hw, skge->port);
+       spin_unlock_irqrestore(&hw->phy_lock, flags);
+
+       skge->blink_on = !skge->blink_on;
+       mod_timer(&skge->led_blink, jiffies + HZ/4);
+}
+
+static int skge_phys_id(struct net_device *dev, u32 data)
+{
+       struct skge_port *skge = netdev_priv(dev);
+
+       if(!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
+               data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);
+
+       /* start blinking */
+       skge->blink_on = 1;
+       mod_timer(&skge->led_blink, jiffies);
+
+       set_current_state(TASK_INTERRUPTIBLE);
+       schedule_timeout(data * HZ);
+       del_timer_sync(&skge->led_blink);
+
+       skge_led_off(skge->hw, skge->port);
+
+       return 0;
+}
+
+static struct ethtool_ops skge_ethtool_ops = {
+       .get_settings   = skge_get_settings,
+       .set_settings   = skge_set_settings,
+       .get_drvinfo    = skge_get_drvinfo,
+       .get_regs_len   = skge_get_regs_len,
+       .get_regs       = skge_get_regs,
+       .get_msglevel   = skge_get_msglevel,
+       .set_msglevel   = skge_set_msglevel,
+       .get_link       = ethtool_op_get_link,
+       .get_ringparam  = skge_get_ring_param,
+       .set_ringparam  = skge_set_ring_param,
+       .get_sg         = ethtool_op_get_sg,
+       .set_sg         = skge_set_sg,
+       .get_tx_csum    = ethtool_op_get_tx_csum,
+       .set_tx_csum    = ethtool_op_set_tx_csum,
+       .get_rx_csum    = skge_get_rx_csum,
+       .set_rx_csum    = skge_set_rx_csum,
+       .get_strings    = skge_get_strings,
+       .phys_id        = skge_phys_id,
+       .get_stats_count = skge_get_stats_count,
+       .get_ethtool_stats = skge_get_ethtool_stats,
+};
+
+/*
+ * Allocate ring elements and chain them together
+ * One-to-one association of board descriptors with ring elements
+ */
+static int skge_ring_alloc(struct skge_ring *ring, void *vaddr, u64 base)
+{
+       struct skge_tx_desc *d;
+       struct skge_element *e;
+       int i;
+
+       ring->start = kmalloc(sizeof(*e)*ring->count, GFP_KERNEL);
+       if (!ring->start)
+               return -ENOMEM;
+
+       for (i = 0, e = ring->start, d = vaddr; i < ring->count; i++, e++, d++) 
{
+               e->desc = d;
+               if (i == ring->count - 1) {
+                       e->next = ring->start;
+                       d->next_offset = base;
+               } else {
+                       e->next = e + 1;
+                       d->next_offset = base + (i+1) * sizeof(*d);
+               }
+       }
+       ring->to_use = ring->to_clean = ring->start;
+
+       return 0;
+}
+
+/* Setup buffer for receiving */
+static inline int skge_rx_alloc(struct skge_port *skge,
+                               struct skge_element *e)
+{
+       unsigned long bufsize = skge->netdev->mtu + ETH_HLEN; /* VLAN? */
+       struct skge_rx_desc *rd = e->desc;
+       struct sk_buff *skb;
+       u64 map;
+
+       skb = dev_alloc_skb(bufsize + NET_IP_ALIGN);
+       if (unlikely(!skb)) {
+               printk(KERN_DEBUG PFX "%s: out of memory for receive\n",
+                      skge->netdev->name);
+               return -ENOMEM;
+       }
+
+       skb->dev = skge->netdev;
+       skb_reserve(skb, NET_IP_ALIGN);
+
+       map = pci_map_single(skge->hw->pdev, skb->data, bufsize,
+                            PCI_DMA_FROMDEVICE);
+
+       rd->dma_lo = map;
+       rd->dma_hi = map >> 32;
+       e->skb = skb;
+       rd->csum1_start = ETH_HLEN;
+       rd->csum2_start = ETH_HLEN;
+       rd->csum1 = 0;
+       rd->csum2 = 0;
+
+       wmb();
+
+       rd->control = BMU_OWN | BMU_STF | BMU_IRQ_EOF | BMU_TCP_CHECK | bufsize;
+       pci_unmap_addr_set(e, mapaddr, map);
+       pci_unmap_len_set(e, maplen, bufsize);
+       return 0;
+}
+
+/* Free all unused buffers in receive ring, assumes receiver stopped */
+static void skge_rx_clean(struct skge_port *skge)
+{
+       struct skge_hw *hw = skge->hw;
+       struct skge_ring *ring = &skge->rx_ring;
+       struct skge_element *e;
+
+       for (e = ring->to_clean; e != ring->to_use; e = e->next) {
+               struct skge_rx_desc *rd = e->desc;
+               rd->control = 0;
+
+               pci_unmap_single(hw->pdev,
+                                pci_unmap_addr(e, mapaddr),
+                                pci_unmap_len(e, maplen),
+                                PCI_DMA_FROMDEVICE);
+               dev_kfree_skb(e->skb);
+               e->skb = NULL;
+       }
+       ring->to_clean = e;
+}
+
+/* Allocate buffers for receive ring 
+ * For receive: to_use   is refill location
+ *              to_clean is next received frame.
+ *
+ * if (to_use == to_clean)
+ *      then ring all frames in ring need buffers
+ * if (to_use->next == to_clean)
+ *      then ring all frames in ring have buffers
+ */
+static int skge_rx_fill(struct skge_port *skge)
+{
+       struct skge_ring *ring = &skge->rx_ring;
+       struct skge_element *e;
+       int err = 0;
+
+       for (e = ring->to_use; e->next != ring->to_clean; e = e->next) {
+               err = skge_rx_alloc(skge, e);
+               if (err)
+                       break;
+       }
+       ring->to_use = e;
+
+       return err;
+}
+
+static void skge_link_report(struct skge_port *skge)
+{
+       if (!netif_msg_link(skge))
+               return;
+
+       if (netif_carrier_ok(skge->netdev)) {
+               printk(KERN_INFO PFX
+                      "%s: Link is up at %d Mbps, %s duplex, flow control 
%s\n",
+                      skge->netdev->name, skge->speed,
+                      skge->duplex == DUPLEX_FULL ? "full" : "half",
+                      (skge->flow_control == FLOW_MODE_NONE) ? "none" :
+                      (skge->flow_control == FLOW_MODE_LOC_SEND) ? "tx only" :
+                      (skge->flow_control == FLOW_MODE_REM_SEND) ? "rx only" :
+                      (skge->flow_control == FLOW_MODE_SYMMETRIC) ? "tx and 
rx" :
+                      "unknown");
+       } else
+               printk(KERN_INFO PFX "%s: Link is down.\n", skge->netdev->name);
+}
+
+static u16 skge_xm_phy_read(struct skge_hw *hw, int port,  u16 reg)
+{
+       int i;
+       u16 v;
+
+       skge_xm_write16(hw, port, XM_PHY_ADDR, reg | hw->phy_addr);
+       v = skge_xm_read16(hw, port, XM_PHY_DATA);
+       if (hw->phy_type != SK_PHY_XMAC) {
+               for (i = 0; i < PHY_RETRIES; i++) {
+                       udelay(1);
+                       if (skge_xm_read16(hw, port, XM_MMU_CMD) 
+                           & XM_MMU_PHY_RDY)
+                               goto ready;
+               }
+
+               printk(KERN_WARNING PFX "%s: phy read timed out\n",
+                      hw->dev[port]->name);
+               return 0;
+       ready:
+               v = skge_xm_read16(hw, port, XM_PHY_DATA);
+       }
+
+       return v;
+}
+
+static void skge_xm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val)
+{
+       int i;
+
+       skge_xm_write16(hw, port, XM_PHY_ADDR, reg | hw->phy_addr);
+       for (i = 0; i < PHY_RETRIES; i++) {
+               if (!(skge_xm_read16(hw, port, XM_MMU_CMD) & XM_MMU_PHY_BUSY))
+                       goto ready;
+               cpu_relax();
+       }
+       printk(KERN_WARNING PFX "%s: phy write failed to come ready\n",
+              hw->dev[port]->name);
+
+
+ ready:        
+       skge_xm_write16(hw, port, XM_PHY_DATA, val);
+       for (i = 0; i < PHY_RETRIES; i++) {
+               udelay(1);
+               if (!(skge_xm_read16(hw, port, XM_MMU_CMD) & XM_MMU_PHY_BUSY))
+                       return;
+       }
+       printk(KERN_WARNING PFX "%s: phy write timed out\n",
+                      hw->dev[port]->name);
+}
+
+static void genesis_init(struct skge_hw *hw)
+{
+       /* set blink source counter */
+       skge_write32(hw, B2_BSC_INI, (SK_BLK_DUR * SK_FACT_53) / 100);
+       skge_write8(hw, B2_BSC_CTRL, BSC_START);
+
+       /* configure mac arbiter */
+       skge_write16(hw, B3_MA_TO_CTRL, MA_RST_CLR);
+
+       /* configure mac arbiter timeout values */
+       skge_write8(hw, B3_MA_TOINI_RX1, SK_MAC_TO_53);
+       skge_write8(hw, B3_MA_TOINI_RX2, SK_MAC_TO_53);
+       skge_write8(hw, B3_MA_TOINI_TX1, SK_MAC_TO_53);
+       skge_write8(hw, B3_MA_TOINI_TX2, SK_MAC_TO_53);
+
+       skge_write8(hw, B3_MA_RCINI_RX1, 0);
+       skge_write8(hw, B3_MA_RCINI_RX2, 0);
+       skge_write8(hw, B3_MA_RCINI_TX1, 0);
+       skge_write8(hw, B3_MA_RCINI_TX2, 0);
+
+       /* configure packet arbiter timeout */
+       skge_write16(hw, B3_PA_CTRL, PA_RST_CLR);
+       skge_write16(hw, B3_PA_TOINI_RX1, SK_PKT_TO_MAX);
+       skge_write16(hw, B3_PA_TOINI_TX1, SK_PKT_TO_MAX);
+       skge_write16(hw, B3_PA_TOINI_RX2, SK_PKT_TO_MAX);
+       skge_write16(hw, B3_PA_TOINI_TX2, SK_PKT_TO_MAX);
+}
+
+static void genesis_reset(struct skge_hw *hw, int port)
+{
+       int i;
+       u64 zero = 0;
+
+       /* reset the statistics module */
+       skge_xm_write32(hw, port, XM_GP_PORT, XM_GP_RES_STAT);
+       skge_xm_write16(hw, port, XM_IMSK, 0xffff);     /* disable XMAC IRQs */
+       skge_xm_write32(hw, port, XM_MODE, 0);          /* clear Mode Reg */
+       skge_xm_write16(hw, port, XM_TX_CMD, 0);        /* reset TX CMD Reg */
+       skge_xm_write16(hw, port, XM_RX_CMD, 0);        /* reset RX CMD Reg */
+
+       /* disable all PHY IRQs */
+       if  (hw->phy_type == SK_PHY_BCOM)
+               skge_xm_write16(hw, port, PHY_BCOM_INT_MASK, 0xffff);
+
+       skge_xm_outhash(hw, port, XM_HSM, (u8 *) &zero);
+       for (i = 0; i < 15; i++)
+               skge_xm_outaddr(hw, port, XM_EXM(i), (u8 *) &zero);
+       skge_xm_outhash(hw, port, XM_SRC_CHK, (u8 *) &zero);
+}
+
+
+static void genesis_mac_init(struct skge_hw *hw, int port)
+{
+       struct skge_port *skge = netdev_priv(hw->dev[port]);
+       int i;
+       u32 r;
+       u16 id1;
+       u16 ctrl1, ctrl2, ctrl3, ctrl4, ctrl5;
+
+       /* magic workaround patterns for Broadcom */
+       static const struct {
+               u16 reg;
+               u16 val;
+       } A1hack[] = {
+               { 0x18, 0x0c20 }, { 0x17, 0x0012 }, { 0x15, 0x1104 },
+               { 0x17, 0x0013 }, { 0x15, 0x0404 }, { 0x17, 0x8006 },
+               { 0x15, 0x0132 }, { 0x17, 0x8006 }, { 0x15, 0x0232 },
+               { 0x17, 0x800D }, { 0x15, 0x000F }, { 0x18, 0x0420 },
+       }, C0hack[] = {
+               { 0x18, 0x0c20 }, { 0x17, 0x0012 }, { 0x15, 0x1204 },
+               { 0x17, 0x0013 }, { 0x15, 0x0A04 }, { 0x18, 0x0420 },
+       };
+
+
+       /* initialize Rx, Tx and Link LED */
+       skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_ON);
+       skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_LINKSYNC_ON);
+
+       skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_START);
+       skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_START);
+
+       /* Unreset the XMAC. */
+       skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_CLR_MAC_RST);
+
+       /*
+        * Perform additional initialization for external PHYs,
+        * namely for the 1000baseTX cards that use the XMAC's
+        * GMII mode.
+        */
+       spin_lock_bh(&hw->phy_lock);
+       if (hw->phy_type != SK_PHY_XMAC) {
+               /* Take PHY out of reset. */
+               r = skge_read32(hw, B2_GP_IO);
+               if (port == 0)
+                       r |= GP_DIR_0|GP_IO_0;
+               else
+                       r |= GP_DIR_2|GP_IO_2;
+
+               skge_write32(hw, B2_GP_IO, r);
+               skge_read32(hw, B2_GP_IO);
+
+               /* Enable GMII mode on the XMAC. */
+               skge_xm_write16(hw, port, XM_HW_CFG, XM_HW_GMII_MD);
+
+               id1 = skge_xm_phy_read(hw, port, PHY_XMAC_ID1);
+
+               /* Optimize MDIO transfer by suppressing preamble. */
+               skge_xm_write16(hw, port, XM_MMU_CMD,
+                               skge_xm_read16(hw, port, XM_MMU_CMD)
+                               | XM_MMU_NO_PRE);
+
+               if (id1 == PHY_BCOM_ID1_C0) {
+                       /*
+                        * Workaround BCOM Errata for the C0 type.
+                        * Write magic patterns to reserved registers.
+                        */
+                       for (i = 0; i < ARRAY_SIZE(C0hack); i++)
+                               skge_xm_phy_write(hw, port,
+                                         C0hack[i].reg, C0hack[i].val);
+
+               } else if (id1 == PHY_BCOM_ID1_A1) {
+                       /*
+                        * Workaround BCOM Errata for the A1 type.
+                        * Write magic patterns to reserved registers.
+                        */
+                       for (i = 0; i < ARRAY_SIZE(A1hack); i++)
+                               skge_xm_phy_write(hw, port,
+                                         A1hack[i].reg, A1hack[i].val);
+               }
+
+               /*
+                * Workaround BCOM Errata (#10523) for all BCom PHYs.
+                * Disable Power Management after reset.
+                */
+               r = skge_xm_phy_read(hw, port, PHY_BCOM_AUX_CTRL);
+               skge_xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL, r | 
PHY_B_AC_DIS_PM);
+       }
+
+       /* Dummy read */
+       skge_xm_read16(hw, port, XM_ISRC);
+
+       r = skge_xm_read32(hw, port, XM_MODE);
+       skge_xm_write32(hw, port, XM_MODE, r|XM_MD_CSA);
+
+       /* We don't need the FCS appended to the packet. */
+       r = skge_xm_read16(hw, port, XM_RX_CMD);
+       skge_xm_write16(hw, port, XM_RX_CMD, r | XM_RX_STRIP_FCS);
+
+       /* We want short frames padded to 60 bytes. */
+       r = skge_xm_read16(hw, port, XM_TX_CMD);
+       skge_xm_write16(hw, port, XM_TX_CMD, r | XM_TX_AUTO_PAD);
+
+       /*
+        * Enable the reception of all error frames. This is is
+        * a necessary evil due to the design of the XMAC. The
+        * XMAC's receive FIFO is only 8K in size, however jumbo
+        * frames can be up to 9000 bytes in length. When bad
+        * frame filtering is enabled, the XMAC's RX FIFO operates
+        * in 'store and forward' mode. For this to work, the
+        * entire frame has to fit into the FIFO, but that means
+        * that jumbo frames larger than 8192 bytes will be
+        * truncated. Disabling all bad frame filtering causes
+        * the RX FIFO to operate in streaming mode, in which
+        * case the XMAC will start transfering frames out of the
+        * RX FIFO as soon as the FIFO threshold is reached.
+        */
+       r = skge_xm_read32(hw, port, XM_MODE);
+       skge_xm_write32(hw, port, XM_MODE,
+                    XM_MD_RX_CRCE|XM_MD_RX_LONG|XM_MD_RX_RUNT|
+                    XM_MD_RX_ERR|XM_MD_RX_IRLE);
+
+       skge_xm_outaddr(hw, port, XM_SA, hw->dev[port]->dev_addr);
+       skge_xm_outaddr(hw, port, XM_EXM(0), hw->dev[port]->dev_addr);
+
+       /*
+        * Bump up the transmit threshold. This helps hold off transmit
+        * underruns when we're blasting traffic from both ports at once.
+        */
+       skge_xm_write16(hw, port, XM_TX_THR, 512);
+
+       /* Configure MAC arbiter */
+       skge_write16(hw, B3_MA_TO_CTRL, MA_RST_CLR);
+
+       /* configure timeout values */
+       skge_write8(hw, B3_MA_TOINI_RX1, 72);
+       skge_write8(hw, B3_MA_TOINI_RX2, 72);
+       skge_write8(hw, B3_MA_TOINI_TX1, 72);
+       skge_write8(hw, B3_MA_TOINI_TX2, 72);
+
+       skge_write8(hw, B3_MA_RCINI_RX1, 0);
+       skge_write8(hw, B3_MA_RCINI_RX2, 0);
+       skge_write8(hw, B3_MA_RCINI_TX1, 0);
+       skge_write8(hw, B3_MA_RCINI_TX2, 0);
+
+       /* Configure Rx MAC FIFO */
+       skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_RST_CLR);
+       skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_ENA_TIM_PAT);
+       skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_ENA_OP_MD);
+
+       /* Configure Tx MAC FIFO */
+       skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_RST_CLR);
+       skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_TX_CTRL_DEF);
+       skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_ENA_OP_MD);
+
+       if (hw->dev[port]->mtu > ETH_DATA_LEN) {
+               /* Enable frame flushing if jumbo frames used */
+               skge_write16(hw, SKGEMAC_REG(port,RX_MFF_CTRL1), MFF_ENA_FLUSH);
+       } else {
+               /* enable timeout timers if normal frames */
+               skge_write16(hw, B3_PA_CTRL,
+                            port == 0 ? PA_ENA_TO_TX1 : PA_ENA_TO_TX2);
+       }
+
+
+       r = skge_xm_read16(hw, port, XM_RX_CMD);
+       if (hw->dev[port]->mtu > ETH_DATA_LEN)
+               skge_xm_write16(hw, port, XM_RX_CMD, r | XM_RX_BIG_PK_OK);
+       else
+               skge_xm_write16(hw, port, XM_RX_CMD, r & ~(XM_RX_BIG_PK_OK));
+
+       switch (hw->phy_type) {
+       case SK_PHY_XMAC:
+               if (skge->autoneg == AUTONEG_ENABLE) {
+                       ctrl1 = PHY_X_AN_FD | PHY_X_AN_HD;
+
+                       switch (skge->flow_control) {
+                       case FLOW_MODE_NONE:
+                               ctrl1 |= PHY_X_P_NO_PAUSE;
+                               break;
+                       case FLOW_MODE_LOC_SEND:
+                               ctrl1 |= PHY_X_P_ASYM_MD;
+                               break;
+                       case FLOW_MODE_SYMMETRIC:
+                               ctrl1 |= PHY_X_P_SYM_MD;
+                               break;
+                       case FLOW_MODE_REM_SEND:
+                               ctrl1 |= PHY_X_P_BOTH_MD;
+                               break;
+                       }
+
+                       skge_xm_phy_write(hw, port, PHY_XMAC_AUNE_ADV, ctrl1);
+                       ctrl2 = PHY_CT_ANE | PHY_CT_RE_CFG;
+               } else {
+                       ctrl2 = 0;
+                       if (skge->duplex == DUPLEX_FULL)
+                               ctrl2 |= PHY_CT_DUP_MD;
+               }
+
+               skge_xm_phy_write(hw, port, PHY_XMAC_CTRL, ctrl2);
+               break;
+
+       case SK_PHY_BCOM:
+               ctrl1 = PHY_CT_SP1000;
+               ctrl2 = 0;
+               ctrl3 = PHY_SEL_TYPE;
+               ctrl4 = PHY_B_PEC_EN_LTR;
+               ctrl5 = PHY_B_AC_TX_TST;
+
+               if (skge->autoneg == AUTONEG_ENABLE) {
+                       /*
+                        * Workaround BCOM Errata #1 for the C5 type.
+                        * 1000Base-T Link Acquisition Failure in Slave Mode
+                        * Set Repeater/DTE bit 10 of the 1000Base-T Control 
Register
+                        */
+                       ctrl2 |= PHY_B_1000C_RD;
+                       ctrl2 |= PHY_B_1000C_AFD | PHY_B_1000C_AHD;
+
+                       /* Set Flow-control capabilities */
+                       switch (skge->flow_control) {
+                       case FLOW_MODE_NONE:
+                               ctrl3 |= PHY_B_P_NO_PAUSE;
+                               break;
+                       case FLOW_MODE_LOC_SEND:
+                               ctrl3 |= PHY_B_P_ASYM_MD;
+                               break;
+                       case FLOW_MODE_SYMMETRIC:
+                               ctrl3 |= PHY_B_P_SYM_MD;
+                               break;
+                       case FLOW_MODE_REM_SEND:
+                               ctrl3 |= PHY_B_P_BOTH_MD;
+                               break;
+                       }
+
+                       /* Restart Auto-negotiation */
+                       ctrl1 |= PHY_CT_ANE | PHY_CT_RE_CFG;
+               } else {
+                       if (skge->duplex == DUPLEX_FULL)
+                               ctrl1 |= PHY_CT_DUP_MD;
+
+                       ctrl2 |= PHY_B_1000C_MSE;       /* set it to Slave */
+               }
+
+               skge_xm_phy_write(hw, port, PHY_BCOM_1000T_CTRL, ctrl2);
+               skge_xm_phy_write(hw, port, PHY_BCOM_AUNE_ADV, ctrl3);
+
+               if (skge->netdev->mtu > ETH_DATA_LEN) {
+                       ctrl4 |= PHY_B_PEC_HIGH_LA;
+                       ctrl5 |= PHY_B_AC_LONG_PACK;
+
+                       skge_xm_phy_write(hw, port,PHY_BCOM_AUX_CTRL, ctrl5);
+               }
+
+               skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, ctrl4);
+               skge_xm_phy_write(hw, port, PHY_BCOM_CTRL, ctrl1);
+               break;
+       }
+       spin_unlock_bh(&hw->phy_lock);
+
+       /* Clear MIB counters */
+       skge_xm_write16(hw, port, XM_STAT_CMD,
+                       XM_SC_CLR_RXC | XM_SC_CLR_TXC);
+       /* Clear two times according to Errata #3 */
+       skge_xm_write16(hw, port, XM_STAT_CMD,
+                       XM_SC_CLR_RXC | XM_SC_CLR_TXC);
+
+       /* Start polling for link status */
+       mod_timer(&skge->link_check, jiffies + HZ/10);
+}
+
+static void genesis_stop(struct skge_port *skge)
+{
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+
+       /* Clear Tx packet arbiter timeout IRQ */
+       skge_write16(hw, B3_PA_CTRL,
+                    port == 0 ? PA_CLR_TO_TX1 : PA_CLR_TO_TX2);
+
+       /*
+        * If the transfer stucks at the MAC the STOP command will not
+        * terminate if we don't flush the XMAC's transmit FIFO !
+        */
+       skge_xm_write32(hw, port, XM_MODE,
+                       skge_xm_read32(hw, port, XM_MODE)|XM_MD_FTF);
+
+
+       /* Reset the MAC */
+       skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_SET_MAC_RST);
+
+       /* For external PHYs there must be special handling */
+       if (hw->phy_type != SK_PHY_XMAC) {
+               u32 reg = skge_read32(hw, B2_GP_IO);
+
+               if (port == 0) {
+                       reg |= GP_DIR_0;
+                       reg &= ~GP_IO_0;
+               } else {
+                       reg |= GP_DIR_2;
+                       reg &= ~GP_IO_2;
+               }
+               skge_write32(hw, B2_GP_IO, reg);
+               skge_read32(hw, B2_GP_IO);
+       }
+
+       skge_xm_write16(hw, port, XM_MMU_CMD,
+                       skge_xm_read16(hw, port, XM_MMU_CMD)
+                       & ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX));
+
+       skge_xm_read16(hw, port, XM_MMU_CMD);
+}
+
+
+static void genesis_get_stats(struct skge_port *skge, u64 *data)
+{
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+       int i;
+       unsigned long timeout = jiffies + HZ;
+
+       skge_xm_write16(hw, port,
+                       XM_STAT_CMD, XM_SC_SNP_TXC | XM_SC_SNP_RXC);
+
+       /* wait for update to complete */
+       while (skge_xm_read16(hw, port, XM_STAT_CMD)
+              & (XM_SC_SNP_TXC | XM_SC_SNP_RXC)) {
+               if (time_after(jiffies, timeout))
+                       break;
+               udelay(10);
+       }
+
+       /* special case for 64 bit octet counter */
+       data[0] = (u64) skge_xm_read32(hw, port, XM_TXO_OK_HI) << 32
+               | skge_xm_read32(hw, port, XM_TXO_OK_LO);
+       data[1] = (u64) skge_xm_read32(hw, port, XM_RXO_OK_HI) << 32
+               | skge_xm_read32(hw, port, XM_RXO_OK_LO);
+
+       for (i = 2; i < ARRAY_SIZE(skge_stats); i++)
+               data[i] = skge_xm_read32(hw, port, skge_stats[i].xmac_offset);
+}
+
+static void genesis_intr(struct skge_hw *hw, int port)
+{
+       struct skge_port *skge = netdev_priv(hw->dev[port]);
+       u16 status = skge_xm_read16(hw, port, XM_ISRC);
+
+       pr_debug("genesis_intr status %x\n", status);
+       if (hw->phy_type == SK_PHY_XMAC) {
+               /* LInk down, start polling for state change */
+               if (status & XM_IS_INP_ASS) {
+                       skge_xm_write16(hw, port, XM_IMSK,
+                                       skge_xm_read16(hw, port, XM_IMSK) | 
XM_IS_INP_ASS);
+                       mod_timer(&skge->link_check, jiffies + HZ/10);
+               }
+               else if (status & XM_IS_AND)
+                       mod_timer(&skge->link_check, jiffies + HZ/10);
+       }
+
+       if (status & XM_IS_TXF_UR) {
+               skge_xm_write32(hw, port, XM_MODE, XM_MD_FTF);
+               ++skge->net_stats.tx_fifo_errors;
+       }
+       if (status & XM_IS_RXF_OV) {
+               skge_xm_write32(hw, port, XM_MODE, XM_MD_FRF);
+               ++skge->net_stats.rx_fifo_errors;
+       }
+}
+
+static void skge_gm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val)
+{
+       int i;
+
+       skge_gma_write16(hw, port, GM_SMI_DATA, val);
+       skge_gma_write16(hw, port, GM_SMI_CTRL,
+                        GM_SMI_CT_PHY_AD(hw->phy_addr) | 
GM_SMI_CT_REG_AD(reg));
+       for (i = 0; i < PHY_RETRIES; i++) {
+               udelay(1);
+
+               if (!(skge_gma_read16(hw, port, GM_SMI_CTRL) & GM_SMI_CT_BUSY))
+                       break;
+       }
+}
+
+static u16 skge_gm_phy_read(struct skge_hw *hw, int port, u16 reg)
+{
+       int i;
+
+       skge_gma_write16(hw, port, GM_SMI_CTRL,
+                        GM_SMI_CT_PHY_AD(hw->phy_addr)
+                        | GM_SMI_CT_REG_AD(reg) | GM_SMI_CT_OP_RD);
+
+       for (i = 0; i < PHY_RETRIES; i++) {
+               udelay(1);
+               if (skge_gma_read16(hw, port, GM_SMI_CTRL) & GM_SMI_CT_RD_VAL) 
+                       goto ready;
+       }
+
+       printk(KERN_WARNING PFX "%s: phy read timeout\n",
+              hw->dev[port]->name);
+       return 0;
+ ready:
+       return skge_gma_read16(hw, port, GM_SMI_DATA);
+}
+
+static void genesis_link_down(struct skge_port *skge)
+{
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+
+       pr_debug("genesis_link_down\n");
+
+       netif_carrier_off(skge->netdev);
+       skge_xm_write16(hw, port, XM_MMU_CMD,
+                       skge_xm_read16(hw, port, XM_MMU_CMD)
+                       & ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX));
+       
+       /* dummy read to ensure writing */
+       (void) skge_xm_read16(hw, port, XM_MMU_CMD);
+
+       skge_link_report(skge);
+}
+
+static void genesis_link_up(struct skge_port *skge)
+{
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+       u16 cmd;
+       u32 mode, msk;
+
+       pr_debug("genesis_link_up\n");
+       netif_wake_queue(skge->netdev);
+       netif_carrier_on(skge->netdev);
+
+       cmd = skge_xm_read16(hw, port, XM_MMU_CMD);
+
+       /*
+        * enabling pause frame reception is required for 1000BT
+        * because the XMAC is not reset if the link is going down
+        */
+       if (skge->flow_control == FLOW_MODE_NONE ||
+           skge->flow_control == FLOW_MODE_LOC_SEND)
+               cmd |= XM_MMU_IGN_PF;
+       else
+               /* Enable Pause Frame Reception */
+               cmd &= ~XM_MMU_IGN_PF;
+
+       skge_xm_write16(hw, port, XM_MMU_CMD, cmd);
+
+       mode = skge_xm_read32(hw, port, XM_MODE);
+       if (skge->flow_control == FLOW_MODE_SYMMETRIC ||
+           skge->flow_control == FLOW_MODE_LOC_SEND) {
+               /*
+                * Configure Pause Frame Generation
+                * Use internal and external Pause Frame Generation.
+                * Sending pause frames is edge triggered.
+                * Send a Pause frame with the maximum pause time if
+                * internal oder external FIFO full condition occurs.
+                * Send a zero pause time frame to re-start transmission.
+                */
+               /* XM_PAUSE_DA = '010000C28001' (default) */
+               /* XM_MAC_PTIME = 0xffff (maximum) */
+               /* remember this value is defined in big endian (!) */
+               skge_xm_write16(hw, port, XM_MAC_PTIME, 0xffff);
+
+               mode |= XM_PAUSE_MODE;
+               skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), 
MFF_ENA_PAUSE);
+       } else {
+               /*
+                * disable pause frame generation is required for 1000BT
+                * because the XMAC is not reset if the link is going down
+                */
+               /* Disable Pause Mode in Mode Register */
+               mode &= ~XM_PAUSE_MODE;
+
+               skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), 
MFF_DIS_PAUSE);
+       }
+
+       skge_xm_write32(hw, port, XM_MODE, mode);
+
+       msk = XM_DEF_MSK;
+       if (hw->phy_type != SK_PHY_XMAC)
+               msk |= XM_IS_INP_ASS;   /* disable GP0 interrupt bit */
+
+       skge_xm_write16(hw, port, XM_IMSK, msk);
+       skge_xm_read16(hw, port, XM_ISRC);
+
+       /* get MMU Command Reg. */
+       cmd = skge_xm_read16(hw, port, XM_MMU_CMD);
+       if (hw->phy_type != SK_PHY_XMAC && skge->duplex == DUPLEX_FULL)
+               cmd |= XM_MMU_GMII_FD;
+
+       if (hw->phy_type == SK_PHY_BCOM) {
+               /*
+                * Workaround BCOM Errata (#10523) for all BCom Phys
+                * Enable Power Management after link up
+                */
+               skge_xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL,
+                                 skge_xm_phy_read(hw, port, PHY_BCOM_AUX_CTRL)
+                                 & ~PHY_B_AC_DIS_PM);
+               skge_xm_phy_write(hw, port, PHY_BCOM_INT_MASK,
+                                 PHY_B_DEF_MSK);
+       }
+
+       /* enable Rx/Tx */
+       skge_xm_write16(hw, port, XM_MMU_CMD,
+                       cmd | XM_MMU_ENA_RX | XM_MMU_ENA_TX);
+       skge_link_report(skge);
+}
+
+
+static void genesis_bcom_intr(struct skge_port *skge)
+{
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+       u16 stat = skge_xm_phy_read(hw, port, PHY_BCOM_INT_STAT);
+
+       pr_debug("genesis_bcom intr stat=%x\n", stat);
+       
+       /* Workaround BCom Errata:
+        *      enable and disable loopback mode if "NO HCD" occurs.
+        */
+       if (stat & PHY_B_IS_NO_HDCL) {
+               u16 ctrl = skge_xm_phy_read(hw, port, PHY_BCOM_CTRL);
+               skge_xm_phy_write(hw, port, PHY_BCOM_CTRL, 
+                                 ctrl | PHY_CT_LOOP);
+               skge_xm_phy_write(hw, port, PHY_BCOM_CTRL,
+                                 ctrl & ~PHY_CT_LOOP);
+       }
+
+       stat = skge_xm_phy_read(hw, port, PHY_BCOM_STAT);
+       if (stat & (PHY_B_IS_AN_PR | PHY_B_IS_LST_CHANGE)) {
+               u16 aux = skge_xm_phy_read(hw, port, PHY_BCOM_AUX_STAT);
+               if ( !(aux & PHY_B_AS_LS) && netif_carrier_ok(skge->netdev)) 
+                       genesis_link_down(skge);
+
+               else if (stat & PHY_B_IS_LST_CHANGE) {
+                       if (aux & PHY_B_AS_AN_C) {
+                               switch (aux & PHY_B_AS_AN_RES_MSK) {
+                               case PHY_B_RES_1000FD:
+                                       skge->duplex = DUPLEX_FULL;
+                                       break;
+                               case PHY_B_RES_1000HD:
+                                       skge->duplex = DUPLEX_HALF;
+                                       break;
+                               }
+
+                               switch (aux & PHY_B_AS_PAUSE_MSK) {
+                               case PHY_B_AS_PAUSE_MSK:
+                                       skge->flow_control = 
FLOW_MODE_SYMMETRIC;
+                                       break;
+                               case PHY_B_AS_PRR:
+                                       skge->flow_control = FLOW_MODE_REM_SEND;
+                                       break;
+                               case PHY_B_AS_PRT:
+                                       skge->flow_control = FLOW_MODE_LOC_SEND;
+                                       break;
+                               default:
+                                       skge->flow_control = FLOW_MODE_NONE;
+                               }
+                               skge->speed = SPEED_1000;
+                       }                               
+                       genesis_link_up(skge);
+               }
+               else
+                       mod_timer(&skge->link_check, jiffies + HZ/10);
+       }                       
+}
+
+/* Perodic poll of phy status to check for link transistion  */
+static void skge_link_timer(unsigned long __arg)
+{
+       struct skge_port *skge = (struct skge_port *) __arg;
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+
+       if (hw->chip_id != CHIP_ID_GENESIS || !netif_running(skge->netdev))
+               return;
+
+       spin_lock_bh(&hw->phy_lock);
+       if (hw->phy_type == SK_PHY_BCOM)
+               genesis_bcom_intr(skge);
+       else {
+               int i;
+               for (i = 0; i < 3; i++) 
+                       if (skge_xm_read16(hw, port, XM_ISRC) & XM_IS_INP_ASS)
+                               break;
+
+               if (i == 3) 
+                       mod_timer(&skge->link_check, jiffies + HZ/10);
+               else 
+                       genesis_link_up(skge);
+       }
+       spin_unlock_bh(&hw->phy_lock);
+}
+
+/* Marvell Phy Initailization */
+static void yukon_phy_init(struct skge_hw *hw, int port)
+{
+       struct skge_port *skge = netdev_priv(hw->dev[port]);
+       u16 ctrl, ct1000, adv;
+       u16 ledctrl, ledover;
+       
+       pr_debug("yukon_phy_init\n");
+       spin_lock_bh(&hw->phy_lock);
+       if (skge->autoneg == AUTONEG_ENABLE) {
+               u16 ectrl = skge_gm_phy_read(hw, port, PHY_MARV_EXT_CTRL);
+
+               ectrl &= ~(PHY_M_EC_M_DSC_MSK | PHY_M_EC_S_DSC_MSK |
+                         PHY_M_EC_MAC_S_MSK);
+               ectrl |= PHY_M_EC_MAC_S(MAC_TX_CLK_25_MHZ);
+
+               /* on PHY 88E1111 there is a change for downshift control */
+               if (hw->chip_id == CHIP_ID_YUKON_EC)
+                       ectrl |= PHY_M_EC_M_DSC_2(0) | PHY_M_EC_DOWN_S_ENA;
+               else
+                       ectrl |= PHY_M_EC_M_DSC(0) | PHY_M_EC_S_DSC(1);
+
+               skge_gm_phy_write(hw, port, PHY_MARV_EXT_CTRL, ectrl);
+       }
+
+       ctrl = skge_gm_phy_read(hw, port, PHY_MARV_CTRL);
+       if (skge->autoneg == AUTONEG_DISABLE)
+               ctrl &= ~PHY_CT_ANE;
+
+       ctrl |= PHY_CT_RESET;
+       skge_gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl);
+
+       ctrl = 0;
+       ct1000 = 0;
+       adv = PHY_SEL_TYPE;
+
+       if (skge->autoneg == AUTONEG_ENABLE) {
+               if (iscopper(hw)) {
+                       ct1000 |= PHY_M_1000C_AHD | PHY_M_1000C_AFD;
+                       adv |= PHY_M_AN_100_FD | PHY_M_AN_100_HD |
+                               PHY_M_AN_10_FD | PHY_M_AN_10_HD;
+
+                       /* Set Flow-control capabilities */
+                       switch (skge->flow_control) {
+                       case FLOW_MODE_NONE:
+                               adv |= PHY_B_P_NO_PAUSE;
+                               break;
+                       case FLOW_MODE_LOC_SEND:
+                               adv |= PHY_B_P_ASYM_MD;
+                               break;
+                       case FLOW_MODE_SYMMETRIC:
+                               adv |= PHY_B_P_SYM_MD;
+                               break;
+                       case FLOW_MODE_REM_SEND:
+                               adv |= PHY_B_P_BOTH_MD;
+                               break;
+                       }
+               } else {        /* special defines for FIBER (88E1011S only) */
+                       adv |= PHY_M_AN_1000X_AHD | PHY_M_AN_1000X_AFD;
+
+                       /* Set Flow-control capabilities */
+                       switch (skge->flow_control) {
+                       case FLOW_MODE_NONE:
+                               adv |= PHY_M_P_NO_PAUSE_X;
+                               break;
+                       case FLOW_MODE_LOC_SEND:
+                               adv |= PHY_M_P_ASYM_MD_X;
+                               break;
+                       case FLOW_MODE_SYMMETRIC:
+                               adv |= PHY_M_P_SYM_MD_X;
+                               break;
+                       case FLOW_MODE_REM_SEND:
+                               adv |= PHY_M_P_BOTH_MD_X;
+                               break;
+                       }
+               }
+               /* Restart Auto-negotiation */
+               ctrl |= PHY_CT_ANE | PHY_CT_RE_CFG;
+       } else {
+               /* forced speed/duplex settings */
+               ct1000 = PHY_M_1000C_MSE;
+
+               if (skge->duplex == DUPLEX_FULL)
+                       ctrl |= PHY_CT_DUP_MD;
+
+               switch (skge->speed) {
+               case SPEED_1000:
+                       ctrl |= PHY_CT_SP1000;
+                       break;
+               case SPEED_100:
+                       ctrl |= PHY_CT_SP100;
+                       break;
+               }
+
+               ctrl |= PHY_CT_RESET;
+       }
+
+       if (hw->chip_id != CHIP_ID_YUKON_FE)
+               skge_gm_phy_write(hw, port, PHY_MARV_1000T_CTRL, ct1000);
+
+       skge_gm_phy_write(hw, port, PHY_MARV_AUNE_ADV, adv);
+       skge_gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl);
+
+       /* Setup Phy LED's */
+       ledctrl = PHY_M_LED_PULS_DUR(PULS_170MS);
+       ledover = 0;
+
+       if (hw->chip_id == CHIP_ID_YUKON_FE) {
+               /* on 88E3082 these bits are at 11..9 (shifted left) */
+               ledctrl |= PHY_M_LED_BLINK_RT(BLINK_84MS) << 1;
+
+               skge_gm_phy_write(hw, port, PHY_MARV_FE_LED_PAR,
+                                 ((skge_gm_phy_read(hw, port, 
PHY_MARV_FE_LED_PAR)
+
+                                   & ~PHY_M_FELP_LED1_MSK)
+                                  | 
PHY_M_FELP_LED1_CTRL(LED_PAR_CTRL_ACT_BL)));
+       } else {
+               /* set Tx LED (LED_TX) to blink mode on Rx OR Tx activity */
+               ledctrl |= PHY_M_LED_BLINK_RT(BLINK_84MS) | PHY_M_LEDC_TX_CTRL;
+
+               /* turn off the Rx LED (LED_RX) */
+               ledover |= PHY_M_LED_MO_RX(MO_LED_OFF);
+       }
+
+       /* disable blink mode (LED_DUPLEX) on collisions */
+       ctrl |= PHY_M_LEDC_DP_CTRL;
+       skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, ledctrl);
+
+       if (skge->autoneg == AUTONEG_DISABLE || skge->speed == SPEED_100) {
+               /* turn on 100 Mbps LED (LED_LINK100) */
+               ledover |= PHY_M_LED_MO_100(MO_LED_ON);
+       }
+
+       if (ledover)
+               skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER, ledover);
+
+       /* Enable phy interrupt on autonegotiation complete (or link up) */
+       if (skge->autoneg == AUTONEG_ENABLE)
+               skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, 
PHY_M_IS_AN_COMPL);
+       else 
+               skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK);
+       spin_unlock_bh(&hw->phy_lock);
+}
+
+static void yukon_reset(struct skge_hw *hw, int port)
+{
+       spin_lock_bh(&hw->phy_lock);
+       skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0);/* disable PHY IRQs */
+       skge_gma_write16(hw, port, GM_MC_ADDR_H1, 0);   /* clear MC hash */
+       skge_gma_write16(hw, port, GM_MC_ADDR_H2, 0);
+       skge_gma_write16(hw, port, GM_MC_ADDR_H3, 0);
+       skge_gma_write16(hw, port, GM_MC_ADDR_H4, 0);
+
+       /* Enable Unicast and Multicast filtering */
+       skge_gma_write16(hw, port, GM_RX_CTRL,
+                        skge_gma_read16(hw, port, GM_RX_CTRL)
+                        | GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA);
+       spin_unlock_bh(&hw->phy_lock);
+}
+
+static void yukon_mac_init(struct skge_hw *hw, int port)
+{
+       struct skge_port *skge = netdev_priv(hw->dev[port]);
+       int i;
+       u32 reg;
+       const u8 *addr = hw->dev[port]->dev_addr;
+
+       /* WA code for COMA mode -- set PHY reset */
+       if (hw->chip_id == CHIP_ID_YUKON_LITE &&
+           chip_rev(hw) == CHIP_REV_YU_LITE_A3) 
+               skge_write32(hw, B2_GP_IO, 
+                            (skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9));
+
+       /* hard reset */
+       skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), GPC_RST_SET);
+       skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_RST_SET);
+
+       /* WA code for COMA mode -- clear PHY reset */
+       if (hw->chip_id == CHIP_ID_YUKON_LITE &&
+           chip_rev(hw) == CHIP_REV_YU_LITE_A3) 
+               skge_write32(hw, B2_GP_IO, 
+                            (skge_read32(hw, B2_GP_IO) | GP_DIR_9) 
+                            & ~GP_IO_9);
+
+       /* Set hardware config mode */
+       reg = GPC_INT_POL_HI | GPC_DIS_FC | GPC_DIS_SLEEP |
+               GPC_ENA_XC | GPC_ANEG_ADV_ALL_M | GPC_ENA_PAUSE;
+       reg |= iscopper(hw) ? GPC_HWCFG_GMII_COP : GPC_HWCFG_GMII_FIB;
+
+       /* Clear GMC reset */
+       skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), reg | GPC_RST_SET);
+       skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), reg | GPC_RST_CLR);
+       skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_ON | 
GMC_RST_CLR);
+       if (skge->autoneg == AUTONEG_DISABLE) {
+               reg = GM_GPCR_AU_ALL_DIS;
+               skge_gma_write16(hw, port, GM_GP_CTRL,
+                                skge_gma_read16(hw, port, GM_GP_CTRL) | reg);
+
+               switch (skge->speed) {
+               case SPEED_1000:
+                       reg |= GM_GPCR_SPEED_1000;
+                       /* fallthru */
+               case SPEED_100:
+                       reg |= GM_GPCR_SPEED_100;
+               }
+
+               if (skge->duplex == DUPLEX_FULL)
+                       reg |= GM_GPCR_DUP_FULL;
+       } else
+               reg = GM_GPCR_SPEED_1000 | GM_GPCR_SPEED_100 | GM_GPCR_DUP_FULL;
+       switch (skge->flow_control) {
+       case FLOW_MODE_NONE:
+               skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_OFF);
+               reg |= GM_GPCR_FC_TX_DIS | GM_GPCR_FC_RX_DIS | 
GM_GPCR_AU_FCT_DIS;
+               break;
+       case FLOW_MODE_LOC_SEND:
+               /* disable Rx flow-control */
+               reg |= GM_GPCR_FC_RX_DIS | GM_GPCR_AU_FCT_DIS;
+       }
+
+       skge_gma_write16(hw, port, GM_GP_CTRL, reg);
+       skge_read16(hw, GMAC_IRQ_SRC);
+
+       yukon_phy_init(hw, port);
+
+       /* MIB clear */
+       reg = skge_gma_read16(hw, port, GM_PHY_ADDR);
+       skge_gma_write16(hw, port, GM_PHY_ADDR, reg | GM_PAR_MIB_CLR);
+
+       for (i = 0; i < GM_MIB_CNT_SIZE; i++)
+               skge_gma_read16(hw, port, GM_MIB_CNT_BASE + 8*i);
+       skge_gma_write16(hw, port, GM_PHY_ADDR, reg);
+
+       /* transmit control */
+       skge_gma_write16(hw, port, GM_TX_CTRL, TX_COL_THR(TX_COL_DEF));
+
+       /* receive control reg: unicast + multicast + no FCS  */
+       skge_gma_write16(hw, port, GM_RX_CTRL,
+                        GM_RXCR_UCF_ENA | GM_RXCR_CRC_DIS | GM_RXCR_MCF_ENA);
+
+       /* transmit flow control */
+       skge_gma_write16(hw, port, GM_TX_FLOW_CTRL, 0xffff);
+
+       /* transmit parameter */
+       skge_gma_write16(hw, port, GM_TX_PARAM,
+                        TX_JAM_LEN_VAL(TX_JAM_LEN_DEF) |
+                        TX_JAM_IPG_VAL(TX_JAM_IPG_DEF) |
+                        TX_IPG_JAM_DATA(TX_IPG_JAM_DEF));
+
+       /* serial mode register */
+       reg = GM_SMOD_VLAN_ENA | IPG_DATA_VAL(IPG_DATA_DEF);
+       if (hw->dev[port]->mtu > 1500)
+               reg |= GM_SMOD_JUMBO_ENA;
+
+       skge_gma_write16(hw, port, GM_SERIAL_MODE, reg);
+
+       /* physical address: used for pause frames */
+       skge_gm_set_addr(hw, port, GM_SRC_ADDR_1L, addr);
+       /* virtual address for data */
+       skge_gm_set_addr(hw, port, GM_SRC_ADDR_2L, addr);
+
+       /* enable interrupt mask for counter overflows */
+       skge_gma_write16(hw, port, GM_TX_IRQ_MSK, 0);
+       skge_gma_write16(hw, port, GM_RX_IRQ_MSK, 0);
+       skge_gma_write16(hw, port, GM_TR_IRQ_MSK, 0);
+
+       /* Initialize Mac Fifo */
+
+       /* Configure Rx MAC FIFO */
+       skge_write16(hw, SKGEMAC_REG(port, RX_GMF_FL_MSK), RX_FF_FL_DEF_MSK);
+       reg = GMF_OPER_ON | GMF_RX_F_FL_ON;
+       if (hw->chip_id == CHIP_ID_YUKON_LITE &&
+           chip_rev(hw) == CHIP_REV_YU_LITE_A3)
+               reg &= ~GMF_RX_F_FL_ON;
+       skge_write8(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), GMF_RST_CLR);
+       skge_write16(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), reg);
+       skge_write16(hw, SKGEMAC_REG(port, RX_GMF_FL_THR), RX_GMF_FL_THR_DEF);
+
+       /* Configure Tx MAC FIFO */
+       skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_RST_CLR);
+       skge_write16(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_OPER_ON);
+}
+
+static void yukon_stop(struct skge_port *skge)
+{
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+
+       if (hw->chip_id == CHIP_ID_YUKON_LITE &&
+           chip_rev(hw) == CHIP_REV_YU_LITE_A3) {
+               skge_write32(hw, B2_GP_IO,
+                            skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9);
+       }
+
+       skge_gma_write16(hw, port, GM_GP_CTRL,
+                        skge_gma_read16(hw, port, GM_GP_CTRL)
+                        & ~(GM_GPCR_RX_ENA|GM_GPCR_RX_ENA));
+       skge_gma_read16(hw, port, GM_GP_CTRL);
+
+       /* set GPHY Control reset */
+       skge_gma_write32(hw, port, GPHY_CTRL, GPC_RST_SET);
+       skge_gma_write32(hw, port, GMAC_CTRL, GMC_RST_SET);
+}
+
+static void yukon_get_stats(struct skge_port *skge, u64 *data)
+{
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+       int i;
+
+       data[0] = (u64) skge_gma_read32(hw, port, GM_TXO_OK_HI) << 32
+               | skge_gma_read32(hw, port, GM_TXO_OK_LO);
+       data[1] = (u64) skge_gma_read32(hw, port, GM_RXO_OK_HI) << 32
+               | skge_gma_read32(hw, port, GM_RXO_OK_LO);
+
+       for (i = 2; i < ARRAY_SIZE(skge_stats); i++)
+               data[i] = skge_gma_read32(hw, port,
+                                         skge_stats[i].gma_offset);
+}
+
+static void yukon_intr(struct skge_hw *hw, int port)
+{
+       struct skge_port *skge = netdev_priv(hw->dev[port]);
+       u8 status = skge_read8(hw, SKGEMAC_REG(port, GMAC_IRQ_SRC));
+
+       pr_debug("yukon_intr status %x\n", status);
+       if (status & GM_IS_RX_FF_OR) {
+               ++skge->net_stats.rx_fifo_errors;
+               skge_gma_write8(hw, port, RX_GMF_CTRL_T, GMF_CLI_RX_FO);
+       }
+       if (status & GM_IS_TX_FF_UR) {
+               ++skge->net_stats.tx_fifo_errors;
+               skge_gma_write8(hw, port, TX_GMF_CTRL_T, GMF_CLI_TX_FU);
+       }
+
+}
+
+static u16 yukon_speed(const struct skge_hw *hw, u16 aux)
+{
+       if (hw->chip_id == CHIP_ID_YUKON_FE)
+               return (aux & PHY_M_PS_SPEED_100) ? SPEED_100 : SPEED_10;
+
+       switch(aux & PHY_M_PS_SPEED_MSK) {
+       case PHY_M_PS_SPEED_1000:
+               return SPEED_1000;
+       case PHY_M_PS_SPEED_100:
+               return SPEED_100;
+       default:
+               return SPEED_10;
+       }
+}
+
+static void yukon_link_up(struct skge_port *skge)
+{
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+       u16 reg;
+
+       pr_debug("yukon_link_up\n");
+       netif_wake_queue(skge->netdev);
+       netif_carrier_on(skge->netdev);
+
+       /* Enable Transmit FIFO Underrun */
+       skge_write8(hw, GMAC_IRQ_MSK, GMAC_DEF_MSK);
+
+       reg = skge_gma_read16(hw, port, GM_GP_CTRL);
+       if (skge->duplex == DUPLEX_FULL || skge->autoneg == AUTONEG_ENABLE)
+               reg |= GM_GPCR_DUP_FULL;
+
+       /* enable Rx/Tx */
+       reg |= GM_GPCR_RX_ENA | GM_GPCR_TX_ENA;
+       skge_gma_write16(hw, port, GM_GP_CTRL, reg);
+
+       skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK);
+       skge_link_report(skge);
+}
+
+static void yukon_link_down(struct skge_port *skge)
+{
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+       netif_carrier_off(skge->netdev);
+
+       pr_debug("yukon_link_down\n");
+       skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0);
+       skge_gm_phy_write(hw, port, GM_GP_CTRL, 
+                         skge_gm_phy_read(hw, port, GM_GP_CTRL)
+                         & ~(GM_GPCR_RX_ENA | GM_GPCR_TX_ENA));
+
+       if (hw->chip_id != CHIP_ID_YUKON_FE &&
+           skge->flow_control == FLOW_MODE_REM_SEND) {
+               /* restore Asymmetric Pause bit */
+               skge_gm_phy_write(hw, port, PHY_MARV_AUNE_ADV,
+                                 skge_gm_phy_read(hw, port, 
+                                                  PHY_MARV_AUNE_ADV) 
+                                 | PHY_M_AN_ASP);
+
+       }
+       skge_link_report(skge);
+}
+
+static void yukon_phy_intr(struct skge_port *skge)
+{
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+       const char *reason = NULL;
+       u16 istatus, phystat;
+
+       istatus = skge_gm_phy_read(hw, port, PHY_MARV_INT_STAT);
+       phystat = skge_gm_phy_read(hw, port, PHY_MARV_PHY_STAT);
+       pr_debug("yukon phy intr istat=%x phy_stat=%x\n", istatus, phystat);
+
+       if (istatus & PHY_M_IS_AN_COMPL) {
+               if (skge_gm_phy_read(hw, port, PHY_MARV_AUNE_LP) 
+                   & PHY_M_AN_RF) {
+                       reason = "remote fault";
+                       goto failed;
+               }
+
+               if (!(hw->chip_id == CHIP_ID_YUKON_FE || hw->chip_id == 
CHIP_ID_YUKON_EC)
+                   && (skge_gm_phy_read(hw, port, PHY_MARV_1000T_STAT) 
+                       & PHY_B_1000S_MSF)) {
+                       reason = "master/slave fault";
+                       goto failed;
+               }
+               
+               if (!(phystat & PHY_M_PS_SPDUP_RES)) {
+                       reason = "speed/duplex";
+                       goto failed;
+               }
+
+               skge->duplex = (phystat & PHY_M_PS_FULL_DUP) 
+                       ? DUPLEX_FULL : DUPLEX_HALF;
+               skge->speed = yukon_speed(hw, phystat);
+
+               /* Tx & Rx Pause Enabled bits are at 9..8 */
+               if (hw->chip_id == CHIP_ID_YUKON_XL) 
+                       phystat >>= 6;
+
+               /* We are using IEEE 802.3z/D5.0 Table 37-4 */
+               switch (phystat & PHY_M_PS_PAUSE_MSK) {
+               case PHY_M_PS_PAUSE_MSK:
+                       skge->flow_control = FLOW_MODE_SYMMETRIC;
+                       break;
+               case PHY_M_PS_RX_P_EN:
+                       skge->flow_control = FLOW_MODE_REM_SEND;
+                       break;
+               case PHY_M_PS_TX_P_EN:
+                       skge->flow_control = FLOW_MODE_LOC_SEND;
+                       break;
+               default:
+                       skge->flow_control = FLOW_MODE_NONE;
+               }
+
+               if (skge->flow_control == FLOW_MODE_NONE ||
+                   (skge->speed < SPEED_1000 && skge->duplex == DUPLEX_HALF)) 
+                       skge_write8(hw, SKGEMAC_REG(port, GMAC_CTRL), 
GMC_PAUSE_OFF);
+               else 
+                       skge_write8(hw, SKGEMAC_REG(port, GMAC_CTRL), 
GMC_PAUSE_ON);
+               yukon_link_up(skge);
+               return;
+       }
+
+       if (istatus & PHY_M_IS_LSP_CHANGE)
+               skge->speed = yukon_speed(hw, phystat);
+
+       if (istatus & PHY_M_IS_DUP_CHANGE)
+               skge->duplex = (phystat & PHY_M_PS_FULL_DUP) ? DUPLEX_FULL : 
DUPLEX_HALF;
+       if (istatus & PHY_M_IS_LST_CHANGE) {
+               if (phystat & PHY_M_PS_LINK_UP) 
+                       yukon_link_up(skge);
+               else 
+                       yukon_link_down(skge);
+       }
+       return;
+ failed:
+       printk(KERN_ERR PFX "%s: autonegotiation failed (%s)\n",
+              skge->netdev->name, reason);
+       /* add restart later */
+}
+
+static void skge_ramset(struct skge_hw *hw, u16 q, u32 start, size_t len)
+{
+       u32 end;
+
+       start /= 8;
+       len /= 8;
+       end = start + len - 1;
+
+       skge_write8(hw, RB_ADDR(q, RB_CTRL), RB_RST_CLR);
+       skge_write32(hw, RB_ADDR(q, RB_START), start);
+       skge_write32(hw, RB_ADDR(q, RB_WP), start);
+       skge_write32(hw, RB_ADDR(q, RB_RP), start);
+       skge_write32(hw, RB_ADDR(q, RB_END), end);
+
+       if (q == Q_R1 || q == Q_R2) {
+               /* Set thresholds on receive queue's */
+               skge_write32(hw, RB_ADDR(q, RB_RX_UTPP),
+                            start + (2*len)/3);
+               skge_write32(hw, RB_ADDR(q, RB_RX_LTPP),
+                            start + (len/3));
+       } else {
+               /* Enable store & forward on Tx queue's because
+                * Tx FIFO is only 4K on Genesis and 1K on Yukon
+                */
+               skge_write8(hw, RB_ADDR(q, RB_CTRL), RB_ENA_STFWD);
+       }
+
+       skge_write8(hw, RB_ADDR(q, RB_CTRL), RB_ENA_OP_MD);
+}
+
+/* Setup Bus Memory Interface */
+static void skge_qset(struct skge_port *skge, u16 q, 
+                     const struct skge_element *e)
+{
+       struct skge_hw *hw = skge->hw;
+       u32 watermark = 0x600;
+       u64 base = skge->dma + (e->desc - skge->mem);
+
+       /* optimization to reduce window on 32bit/33mhz */
+       if ((skge_read16(hw, B0_CTST) & (CS_BUS_CLOCK | CS_BUS_SLOT_SZ)) == 0)
+               watermark /= 2;
+
+       skge_write32(hw, Q_ADDR(q, Q_CSR), CSR_CLR_RESET);
+       skge_write32(hw, Q_ADDR(q, Q_F), watermark);
+       skge_write32(hw, Q_ADDR(q, Q_DA_H), (u32)(base >> 32));
+       skge_write32(hw, Q_ADDR(q, Q_DA_L), (u32)base);
+}
+
+static int skge_up(struct net_device *dev)
+{
+       struct skge_port *skge = netdev_priv(dev);
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+       u32 chunk, ram_addr;
+       size_t rx_size, tx_size;
+       int err;
+
+       if (netif_msg_ifup(skge))
+               printk(KERN_INFO PFX "%s: enabling interface\n", dev->name);
+
+       rx_size = skge->rx_ring.count * sizeof(struct skge_rx_desc);
+       tx_size = skge->tx_ring.count * sizeof(struct skge_tx_desc);
+       skge->mem_size = tx_size + rx_size;
+       skge->mem = pci_alloc_consistent(hw->pdev, skge->mem_size, &skge->dma);
+       if (!skge->mem)
+               return -ENOMEM;
+
+       memset(skge->mem, 0, skge->mem_size);
+
+       if ((err = skge_ring_alloc(&skge->rx_ring, skge->mem, skge->dma)))
+               goto free_pci_mem;
+
+       if ((err = skge_rx_fill(skge)))
+               goto free_rx_ring;
+       
+       if ((err = skge_ring_alloc(&skge->tx_ring, skge->mem + rx_size,
+                                  skge->dma + rx_size)))
+               goto free_rx_ring;
+
+       skge->tx_avail = skge->tx_ring.count - 1;
+
+       /* Initialze MAC */
+       if (hw->chip_id == CHIP_ID_GENESIS)
+               genesis_mac_init(hw, port);
+       else
+               yukon_mac_init(hw, port);
+
+       /* Configure RAMbuffers */
+       chunk = hw->ram_size / (isdualport(hw) ? 4 : 2);
+       ram_addr = hw->ram_offset + 2 * chunk * port;
+
+       skge_ramset(hw, rxq[port], ram_addr, chunk);
+       skge_qset(skge, rxq[port], skge->rx_ring.to_clean);
+
+       BUG_ON(skge->tx_ring.to_use != skge->tx_ring.to_clean);
+       skge_ramset(hw, txq[port], ram_addr+chunk, chunk);
+       skge_qset(skge, txq[port], skge->tx_ring.to_use);
+
+       /* Start receiver BMU */
+       wmb();
+       skge_write8(hw, Q_ADDR(rxq[port], Q_CSR), CSR_START | CSR_IRQ_CL_F);
+
+       return 0;
+
+ free_rx_ring:
+       skge_rx_clean(skge);
+       kfree(skge->rx_ring.start);
+ free_pci_mem:
+       pci_free_consistent(hw->pdev, skge->mem_size, skge->mem, skge->dma);
+
+       return err;
+}
+
+static int skge_down(struct net_device *dev)
+{
+       struct skge_port *skge = netdev_priv(dev);
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+
+       if (netif_msg_ifdown(skge))
+               printk(KERN_INFO PFX "%s: disabling interface\n", dev->name);
+
+       netif_stop_queue(dev);
+
+       /* Stop transmitter */
+       skge_write8(hw, Q_ADDR(txq[port], Q_CSR), CSR_STOP);
+       skge_write32(hw, RB_ADDR(txq[port], RB_CTRL),
+                    RB_RST_SET|RB_DIS_OP_MD);
+
+       if (hw->chip_id == CHIP_ID_GENESIS)
+               genesis_stop(skge);
+       else
+               yukon_stop(skge);
+
+       /* Disable Force Sync bit and Enable Alloc bit */
+       skge_write8(hw, SKGEMAC_REG(port, TXA_CTRL),
+                   TXA_DIS_FSYNC | TXA_DIS_ALLOC | TXA_STOP_RC);
+               
+       /* Stop Interval Timer and Limit Counter of Tx Arbiter */
+       skge_write32(hw, SKGEMAC_REG(port, TXA_ITI_INI), 0L);
+       skge_write32(hw, SKGEMAC_REG(port, TXA_LIM_INI), 0L);
+
+       /* Reset PCI FIFO */
+       skge_write32(hw, Q_ADDR(txq[port], Q_CSR), CSR_SET_RESET);
+       skge_write32(hw, RB_ADDR(txq[port], RB_CTRL), RB_RST_SET);
+
+       /* Reset the RAM Buffer async Tx queue */
+       skge_write8(hw, RB_ADDR(port == 0 ? Q_XA1 : Q_XA2, RB_CTRL), 
RB_RST_SET);
+       /* stop receiver */
+       skge_write8(hw, Q_ADDR(rxq[port], Q_CSR), CSR_STOP);
+       skge_write32(hw, RB_ADDR(port ? Q_R2 : Q_R1, RB_CTRL),
+                    RB_RST_SET|RB_DIS_OP_MD);
+       skge_write32(hw, Q_ADDR(rxq[port], Q_CSR), CSR_SET_RESET);
+
+       if (hw->chip_id == CHIP_ID_GENESIS) {
+               skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_RST_SET);
+               skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_RST_SET);
+               skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_STOP);
+               skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_STOP);
+       } else {
+               skge_write8(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), GMF_RST_SET);
+               skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_RST_SET);
+       }
+
+       /* turn off led's */
+       skge_write16(hw, B0_LED, LED_STAT_OFF);
+
+       skge_tx_clean(skge);
+       skge_rx_clean(skge);
+
+       kfree(skge->rx_ring.start);
+       kfree(skge->tx_ring.start);
+       pci_free_consistent(hw->pdev, skge->mem_size, skge->mem, skge->dma);
+       return 0;
+}
+
+static int skge_xmit_frame(struct sk_buff *skb, struct net_device *dev)
+{
+       struct skge_port *skge = netdev_priv(dev);
+       struct skge_hw *hw = skge->hw;
+       struct skge_ring *ring = &skge->tx_ring;
+       struct skge_element *e;
+       struct skge_tx_desc *td;
+       int i;
+       u32 control, len;
+       u64 map;
+       unsigned long flags;
+
+       if(unlikely(skb->len <= 0)) {
+               dev_kfree_skb_any(skb);
+               return NETDEV_TX_OK;
+       }
+
+       len = skb_headlen(skb);
+       skb = skb_padto(skb, ETH_ZLEN);
+       if (!skb)
+               return NETDEV_TX_OK;
+
+       local_irq_save(flags);
+       if (!spin_trylock(&skge->tx_lock)) {
+               /* Collision - tell upper layer to requeue */
+               local_irq_restore(flags);
+               return NETDEV_TX_LOCKED;
+       }
+
+       if (unlikely(skge->tx_avail < skb_shinfo(skb)->nr_frags +1)) {
+               netif_stop_queue(dev);
+               spin_unlock_irqrestore(&skge->tx_lock, flags);
+
+               printk(KERN_WARNING PFX "%s: ring full when queue awake!\n",
+                      dev->name);
+               return NETDEV_TX_BUSY;
+       }
+
+       e = ring->to_use;
+       td = e->desc;
+       e->skb = skb;
+       map = pci_map_single(hw->pdev, skb->data, len, PCI_DMA_TODEVICE);
+       pci_unmap_addr_set(e, mapaddr, map);
+       pci_unmap_len_set(e, maplen, len);
+
+       td->dma_lo = map;
+       td->dma_hi = map >> 32;
+
+       if (skb->ip_summed == CHECKSUM_HW) {
+               const struct iphdr *ip
+                       = (const struct iphdr *) skb->h.raw;
+               u32 offset = skb->h.raw - skb->data;
+
+               /* 
+               ** We have to use the opcode for tcp here,  because the
+               ** opcode for udp is not working in the hardware yet 
+               ** (Revision 2.0)
+               */
+               if (ip->protocol == IPPROTO_UDP &&
+                   chip_rev(hw) == 0 && hw->chip_id == CHIP_ID_YUKON)
+                       control = BMU_TCP_CHECK;
+               else
+                       control = BMU_UDP_CHECK;
+
+               td->csum_startval = 0;
+               td->csum_startpos = offset;
+               td->csum_writepos = offset + skb->csum;
+       } else
+               control = BMU_CHECK;
+
+       if (!skb_shinfo(skb)->nr_frags) {
+               /* single buffer i.e. no fragments */
+               control |= BMU_EOF| BMU_IRQ_EOF;
+       } else {
+               /* multiple fragments (note always hardware checksum) */
+               struct skge_tx_desc *tf = td;
+
+               control |= BMU_STFWD;
+
+               for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
+                       skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
+
+                       map = pci_map_page(hw->pdev, frag->page, 
frag->page_offset,
+                                          frag->size, PCI_DMA_TODEVICE);
+
+                       e = e->next;
+                       e->skb = NULL;
+                       tf = e->desc;
+                       tf->dma_lo = map;
+                       tf->dma_hi = (u64) map >> 32;
+                       pci_unmap_addr_set(e, mapaddr, map);
+                       pci_unmap_len_set(e, maplen, frag->size);
+
+                       tf->control = BMU_OWN | BMU_SW | BMU_STFWD | control | 
frag->size;
+               }
+               tf->control |= BMU_EOF | BMU_IRQ_EOF;
+       }
+       /* Make sure all the chained buffers are ready before
+        * updating start of chain.
+        */
+       wmb();
+
+       td->control = BMU_OWN | BMU_SW | BMU_STF | control | len;
+       wmb();
+
+       skge_write8(skge->hw, Q_ADDR(txq[skge->port], Q_CSR), CSR_START);
+
+       if (netif_msg_tx_queued(skge))
+               printk(KERN_DEBUG "%s: tx queued, slot %d, len %d\n",
+                      dev->name, e - ring->start, skb->len);
+
+       ring->to_use = e->next;
+       skge->tx_avail -= skb_shinfo(skb)->nr_frags + 1;
+       if (skge->tx_avail <= MAX_SKB_FRAGS + 1)
+               netif_stop_queue(dev);
+
+       skge->net_stats.tx_packets++;
+       skge->net_stats.tx_bytes += skb->len;
+
+       dev->trans_start = jiffies;
+       spin_unlock_irqrestore(&skge->tx_lock, flags);
+
+       return NETDEV_TX_OK;
+}
+
+static inline void skge_tx_free(struct skge_hw *hw, struct skge_element *e)
+{
+       if (e->skb) {
+               pci_unmap_single(hw->pdev,
+                              pci_unmap_addr(e, mapaddr),
+                              pci_unmap_len(e, maplen),
+                              PCI_DMA_TODEVICE);
+               dev_kfree_skb_any(e->skb);
+               e->skb = NULL;
+       } else {
+               pci_unmap_page(hw->pdev,
+                              pci_unmap_addr(e, mapaddr),
+                              pci_unmap_len(e, maplen),
+                              PCI_DMA_TODEVICE);
+       }
+}
+
+static void skge_tx_clean(struct skge_port *skge)
+{
+       struct skge_ring *ring = &skge->tx_ring;
+       struct skge_element *e;
+       unsigned long flags;
+
+       spin_lock_irqsave(&skge->tx_lock, flags);
+       for (e = ring->to_clean; e != ring->to_use; e = e->next) {
+               ++skge->tx_avail;
+               skge_tx_free(skge->hw, e);
+       }
+       ring->to_clean = e;
+       spin_unlock_irqrestore(&skge->tx_lock, flags);
+}
+
+static void skge_tx_timeout(struct net_device *dev)
+{
+       struct skge_port *skge = netdev_priv(dev);
+
+       if (netif_msg_timer(skge))
+               printk(KERN_DEBUG PFX "%s: tx timeout\n", dev->name);
+
+       skge_write8(skge->hw, Q_ADDR(txq[skge->port], Q_CSR), CSR_STOP);
+       skge_tx_clean(skge);
+}
+
+static int skge_change_mtu(struct net_device *dev, int new_mtu)
+{
+       int err = 0;
+
+       if(new_mtu < ETH_ZLEN || new_mtu > ETH_JUMBO_MTU)
+               return -EINVAL;
+
+       if (netif_running(dev))
+               skge_down(dev);
+       dev->mtu = new_mtu;
+       if (netif_running(dev))
+               err = skge_up(dev);
+
+       return err;
+}
+
+static void genesis_set_multicast(struct net_device *dev)
+{
+       struct skge_port *skge = netdev_priv(dev);
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+       int i, count = dev->mc_count;
+       struct dev_mc_list *list = dev->mc_list;
+       u32 mode;
+       u8 filter[8];
+
+       mode = skge_xm_read32(hw, port, XM_MODE);
+       mode |= XM_MD_ENA_HASH;
+       if (dev->flags & IFF_PROMISC)
+               mode |= XM_MD_ENA_PROM;
+       else
+               mode &= ~XM_MD_ENA_PROM;
+
+       if (dev->flags & IFF_ALLMULTI)
+               memset(filter, 0xff, sizeof(filter));
+       else {
+               memset(filter, 0, sizeof(filter));
+               for(i = 0; list && i < count; i++, list = list->next) {
+                       u32 crc = crc32_le(~0, list->dmi_addr, ETH_ALEN);
+                       u8 bit = 63 - (crc & 63);
+
+                       filter[bit/8] |= 1 << (bit%8);
+               }
+       }
+
+       skge_xm_outhash(hw, port, XM_HSM, filter);
+
+       skge_xm_write32(hw, port, XM_MODE, mode);
+}
+
+static void yukon_set_multicast(struct net_device *dev)
+{
+       struct skge_port *skge = netdev_priv(dev);
+       struct skge_hw *hw = skge->hw;
+       int port = skge->port;
+       struct dev_mc_list *list = dev->mc_list;
+       u16 reg;
+       u8 filter[8];
+
+       memset(filter, 0, sizeof(filter));
+
+       reg = skge_gma_read16(hw, port, GM_RX_CTRL);
+       reg |= GM_RXCR_UCF_ENA;
+
+       if (dev->flags & IFF_PROMISC)           /* promiscious */
+               reg &= ~(GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA);
+       else if (dev->flags & IFF_ALLMULTI)     /* all multicast */
+               memset(filter, 0xff, sizeof(filter));
+       else if (dev->mc_count == 0)            /* no multicast */
+               reg &= ~GM_RXCR_MCF_ENA;
+       else {
+               int i;
+               reg |= GM_RXCR_MCF_ENA;
+
+               for(i = 0; list && i < dev->mc_count; i++, list = list->next) {
+                       u32 bit = ether_crc(ETH_ALEN, list->dmi_addr) & 0x3f;
+                       filter[bit/8] |= 1 << (bit%8);
+               }
+       }
+
+
+       skge_gma_write16(hw, port, GM_MC_ADDR_H1,
+                        (u16)filter[0] | ((u16)filter[1] << 8));
+       skge_gma_write16(hw, port, GM_MC_ADDR_H2,
+                        (u16)filter[2] | ((u16)filter[3] << 8));
+       skge_gma_write16(hw, port, GM_MC_ADDR_H3,
+                        (u16)filter[4] | ((u16)filter[5] << 8));
+       skge_gma_write16(hw, port, GM_MC_ADDR_H4,
+                        (u16)filter[6] | ((u16)filter[7] << 8));
+
+       skge_gma_write16(hw, port, GM_RX_CTRL, reg);
+}
+
+static inline int bad_phy_status(const struct skge_hw *hw, u32 status)
+{
+       if (hw->chip_id == CHIP_ID_GENESIS)
+               return (status & (XMR_FS_ERR | XMR_FS_2L_VLAN)) != 0;
+       else
+               return (status & GMR_FS_ANY_ERR) ||
+                       (status & GMR_FS_RX_OK) == 0;
+}
+
+static void skge_rx_error(struct skge_port *skge, int slot, 
+                         u32 control, u32 status)
+{
+       if (netif_msg_rx_err(skge))
+               printk(KERN_DEBUG PFX "%s: rx err, slot %d control 0x%x status 
0x%x\n",
+                      skge->netdev->name, slot, control, status);
+
+       if ((control & (BMU_EOF|BMU_STF)) != (BMU_STF|BMU_EOF) 
+           || (control & BMU_BBC) > skge->netdev->mtu + VLAN_ETH_HLEN)
+               skge->net_stats.rx_length_errors++;
+       else {
+               if (skge->hw->chip_id == CHIP_ID_GENESIS) {
+                       if (status & (XMR_FS_RUNT|XMR_FS_LNG_ERR))
+                               skge->net_stats.rx_length_errors++;
+                       if (status & XMR_FS_FRA_ERR)
+                               skge->net_stats.rx_frame_errors++;
+                       if (status & XMR_FS_FCS_ERR)
+                               skge->net_stats.rx_crc_errors++;
+               } else {
+                       if (status & (GMR_FS_LONG_ERR|GMR_FS_UN_SIZE))
+                               skge->net_stats.rx_length_errors++;
+                       if (status & GMR_FS_FRAGMENT)
+                               skge->net_stats.rx_frame_errors++;
+                       if (status & GMR_FS_CRC_ERR)
+                               skge->net_stats.rx_crc_errors++;
+               }
+       }
+}
+
+static int skge_poll(struct net_device *dev, int *budget)
+{
+       struct skge_port *skge = netdev_priv(dev);
+       struct skge_hw *hw = skge->hw;
+       struct skge_ring *ring = &skge->rx_ring;
+       struct skge_element *e;
+       unsigned int to_do = min(dev->quota, *budget);
+       unsigned int work_done = 0;
+       int done;
+       static const u32 irqmask[] = { IS_PORT_1, IS_PORT_2 };
+
+       for (e = ring->to_clean; e != ring->to_use && work_done < to_do;
+            e = e->next) {
+               struct skge_rx_desc *rd = e->desc;
+               struct sk_buff *skb = e->skb;
+               u32 control, len, status;
+
+               rmb();
+               control = rd->control;
+               if (control & BMU_OWN)
+                       break;
+
+               len = control & BMU_BBC;
+               e->skb = NULL;
+
+               pci_unmap_single(hw->pdev,
+                                pci_unmap_addr(e, mapaddr),
+                                pci_unmap_len(e, maplen),
+                                PCI_DMA_FROMDEVICE);
+
+               status = rd->status;
+               if ((control & (BMU_EOF|BMU_STF)) != (BMU_STF|BMU_EOF)
+                    || len > dev->mtu + VLAN_ETH_HLEN
+                    || bad_phy_status(hw, status)) {
+                       skge_rx_error(skge, e - ring->start, control, status);
+                       dev_kfree_skb(skb);
+                       continue;
+               }
+
+               if (netif_msg_rx_status(skge)) 
+                   printk(KERN_DEBUG PFX "%s: rx slot %d status 0x%x len %d\n",
+                          dev->name, e - ring->start, rd->status, len);
+
+               skb_put(skb, len);
+               skb->protocol = eth_type_trans(skb, dev);
+
+               if (skge->rx_csum) {
+                       skb->csum = le16_to_cpu(rd->csum2);
+                       skb->ip_summed = CHECKSUM_HW;
+               }
+
+               dev->last_rx = jiffies;
+               skge->net_stats.rx_packets++;
+               skge->net_stats.rx_bytes += skb->len;
+               netif_receive_skb(skb);
+
+               ++work_done;
+       }
+       ring->to_clean = e;
+
+       *budget -= work_done;
+       dev->quota -= work_done;
+       done = work_done < to_do;
+
+       if (skge_rx_fill(skge) != 0)
+               done = 0;
+
+       /* restart receiver */
+       wmb();
+       skge_write8(hw, Q_ADDR(rxq[skge->port], Q_CSR), 
+                   CSR_START | CSR_IRQ_CL_F);
+
+       if (done) {
+               local_irq_disable();
+               hw->intr_mask |= irqmask[skge->port];
+               /* Order is important since data can get interrupted */
+               skge_write32(hw, B0_IMSK, hw->intr_mask);
+               __netif_rx_complete(dev);
+               local_irq_enable();
+       }
+
+       return !done;
+}
+
+static inline void skge_tx_intr(struct net_device *dev)
+{
+       struct skge_port *skge = netdev_priv(dev);
+       struct skge_hw *hw = skge->hw;
+       struct skge_ring *ring = &skge->tx_ring;
+       struct skge_element *e;
+
+       spin_lock(&skge->tx_lock);
+       for(e = ring->to_clean; e != ring->to_use; e = e->next) {
+               struct skge_tx_desc *td = e->desc;
+               u32 control;
+
+               rmb();
+               control = td->control;
+               if (control & BMU_OWN)
+                       break;
+
+               if (unlikely(netif_msg_tx_done(skge)))
+                       printk(KERN_DEBUG PFX "%s: tx done slot %d status 
0x%x\n",
+                              dev->name, e - ring->start, td->status);
+
+               skge_tx_free(hw, e);
+               e->skb = NULL;
+               ++skge->tx_avail;
+       }
+       ring->to_clean = e;
+       skge_write8(hw, Q_ADDR(txq[skge->port], Q_CSR), CSR_IRQ_CL_F);
+
+       if (skge->tx_avail > MAX_SKB_FRAGS + 1)
+               netif_wake_queue(dev);
+
+       spin_unlock(&skge->tx_lock);
+}
+
+static void skge_mac_parity(struct skge_hw *hw, int port)
+{
+       if (hw->chip_id == CHIP_ID_GENESIS)
+               skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1),
+                            MFF_CLR_PERR);
+       else
+               /* HW-Bug #8: cleared by GMF_CLI_TX_FC instead of GMF_CLI_TX_PE 
*/
+               skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T),
+                           (hw->chip_id == CHIP_ID_YUKON && chip_rev(hw) == 0)
+                           ? GMF_CLI_TX_FC : GMF_CLI_TX_PE);
+}
+
+static void skge_pci_clear(struct skge_hw *hw)
+{
+       u16 status;
+
+       status = skge_read16(hw, SKGEPCI_REG(PCI_STATUS));
+       skge_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON);
+       skge_write16(hw, SKGEPCI_REG(PCI_STATUS),
+                    status | PCI_STATUS_ERROR_BITS);
+       skge_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF);
+}
+
+/* Handle device specific framing and timeout interrupts */
+static void skge_error_irq(struct skge_hw *hw)
+{
+       u32 hwstatus = skge_read32(hw, B0_HWE_ISRC);
+
+       printk(KERN_ERR PFX "hardware error detected (status 0x%x)\n",
+              hwstatus);
+
+       skge_pci_clear(hw);
+
+       if (hw->chip_id == CHIP_ID_GENESIS) {
+               /* clear xmac errors */
+               if (hwstatus & (IS_NO_STAT_M1|IS_NO_TIST_M1))
+
+                       skge_write16(hw, SKGEMAC_REG(0, RX_MFF_CTRL1), 
MFF_CLR_INSTAT);
+               if (hwstatus & (IS_NO_STAT_M2|IS_NO_TIST_M2))
+                       skge_write16(hw, SKGEMAC_REG(0, RX_MFF_CTRL2), 
MFF_CLR_INSTAT);
+       } else {
+               if (hwstatus & IS_IRQ_SENSOR) {
+                       /* no sensors on 32-bit Yukon */
+                       if ((skge_read16(hw, B0_CTST) & CS_BUS_SLOT_SZ) == 32)
+                               hw->intr_mask &= ~IS_HW_ERR;
+               }
+
+       }
+
+       if (hwstatus & IS_RAM_RD_PAR)
+               skge_write16(hw, B3_RI_CTRL, RI_CLR_RD_PERR);
+
+       if (hwstatus & IS_RAM_WR_PAR)
+               skge_write16(hw, B3_RI_CTRL, RI_CLR_WR_PERR);
+
+       if (hwstatus & IS_M1_PAR_ERR)
+               skge_mac_parity(hw, 0);
+
+       if (hwstatus & IS_M2_PAR_ERR)
+               skge_mac_parity(hw, 1);
+
+       if (hwstatus & IS_R1_PAR_ERR)
+               skge_write32(hw, B0_R1_CSR, CSR_IRQ_CL_P);
+
+       if (hwstatus & IS_R2_PAR_ERR)
+               skge_write32(hw, B0_R2_CSR, CSR_IRQ_CL_P);
+}
+
+/* 
+ * Interrrupt from PHY are handled in tasklet (soft irq)
+ * because accessing phy registers requires spin wait which might
+ * cause excess interrupt latency.
+ */
+static void skge_extirq(unsigned long data)
+{
+       struct skge_hw *hw = (struct skge_hw *) data;
+       int port;
+
+       spin_lock(&hw->phy_lock);
+       for (port = 0; port < 2; port++) {
+               struct net_device *dev = hw->dev[port];
+
+               if (dev && netif_running(dev)) {
+                       struct skge_port *skge = netdev_priv(dev);
+
+                       if (hw->chip_id != CHIP_ID_GENESIS) 
+                               yukon_phy_intr(skge);
+                       else if (hw->phy_type == SK_PHY_BCOM)
+                               genesis_bcom_intr(skge);
+               }
+       }
+       spin_unlock(&hw->phy_lock);
+
+       local_irq_disable();
+       hw->intr_mask |= IS_EXT_REG;
+       skge_write32(hw, B0_IMSK, hw->intr_mask);
+       local_irq_enable();
+}
+
+static irqreturn_t skge_intr(int irq, void *dev_id, struct pt_regs *regs)
+{
+       struct skge_hw *hw = dev_id;
+       u32 status = skge_read32(hw, B0_SP_ISRC);
+
+       if (status == 0 || status == ~0) /* hotplug or shared irq */
+               return IRQ_NONE;
+
+       status &= hw->intr_mask;
+
+       if (status & IS_R1_F) {
+               hw->intr_mask &= ~IS_R1_F;
+               netif_rx_schedule(hw->dev[0]);
+       }
+
+       if (status & IS_R2_F) {
+               hw->intr_mask &= ~IS_R2_F;
+               netif_rx_schedule(hw->dev[1]);
+       }
+
+       if (status & IS_XA1_F)
+               skge_tx_intr(hw->dev[0]);
+
+       if (status & IS_XA2_F)
+               skge_tx_intr(hw->dev[1]);
+
+       if (hw->chip_id == CHIP_ID_GENESIS) {
+               if (status & IS_MAC1)
+                       genesis_intr(hw, 0);
+
+               if (status & IS_MAC2)
+                       genesis_intr(hw, 1);
+       } else {
+               if (status & IS_MAC1)
+                       yukon_intr(hw, 0);
+
+               if (status & IS_MAC2)
+                       yukon_intr(hw, 1);
+       }
+
+       if (status & IS_HW_ERR)
+               skge_error_irq(hw);
+
+       if (status & IS_EXT_REG) {
+               hw->intr_mask &= ~IS_EXT_REG;
+               tasklet_schedule(&hw->ext_tasklet);
+       }               
+       skge_write32(hw, B0_IMSK, hw->intr_mask);
+
+       return IRQ_HANDLED;
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void skge_netpoll(struct net_device *dev)
+{
+       struct skge_port *skge = netdev_priv(dev);
+
+       disable_irq(dev->irq);
+       skge_intr(dev->irq, skge->hw, NULL);
+       enable_irq(dev->irq);
+}
+#endif
+
+/* TODO: use MIB counters instead?? */
+static struct net_device_stats *skge_get_stats(struct net_device *dev)
+{
+       struct skge_port *skge = netdev_priv(dev);
+
+       return &skge->net_stats;
+}
+
+
+static int skge_set_mac_address(struct net_device *dev, void *p)
+{
+       struct skge_port *skge = netdev_priv(dev);
+       struct sockaddr *addr = p;
+       int err = 0;
+
+       if (!is_valid_ether_addr(addr->sa_data))
+               return -EADDRNOTAVAIL;
+
+       skge_down(dev);
+       memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
+       memcpy_toio(skge->hw->regs + B2_MAC_1 + skge->port*8,
+                   dev->dev_addr, ETH_ALEN);
+       memcpy_toio(skge->hw->regs + B2_MAC_2 + skge->port*8,
+                   dev->dev_addr, ETH_ALEN);
+       if (dev->flags & IFF_UP)
+               err = skge_up(dev);
+       return err;
+}
+
+/*
+ * Setup the board data structure, but don't bring up
+ * the port(s)
+ */
+static __devinit struct skge_hw *skge_hwinit(struct pci_dev *pdev)
+{
+       struct skge_hw *hw;
+       u32 sz;
+       u16 ctst;
+       u8 t8;
+       int i, ports;
+       char *name = pci_name(pdev);
+
+       hw = kmalloc(sizeof(*hw), GFP_KERNEL);
+       if (!hw) {
+               printk(KERN_ERR "skge %s: cannot allocate hardware struct\n", 
name);
+               goto err_out1;
+       }
+
+       memset(hw, 0, sizeof(*hw));
+       hw->pdev = pdev;
+       spin_lock_init(&hw->phy_lock);
+       tasklet_init(&hw->ext_tasklet, skge_extirq, (unsigned long) hw);
+
+       hw->regs = ioremap_nocache(pci_resource_start(pdev, 0), 0x4000);
+       if (!hw->regs) {
+               printk(KERN_ERR "skge %s: cannot map device registers\n", name);
+               goto err_out2;
+       }
+
+       ctst = skge_read16(hw, B0_CTST);
+
+       /* do a SW reset */
+       skge_write8(hw, B0_CTST, CS_RST_SET);
+       skge_write8(hw, B0_CTST, CS_RST_CLR);
+
+       /* clear PCI errors, if any */
+       skge_pci_clear(hw);
+
+       skge_write8(hw, B0_CTST, CS_MRST_CLR);
+
+       /* restore CLK_RUN bits (for Yukon-Lite) */
+       skge_write16(hw, B0_CTST,
+                    ctst & (CS_CLK_RUN_HOT|CS_CLK_RUN_RST|CS_CLK_RUN_ENA));
+
+       hw->chip_id = skge_read8(hw, B2_CHIP_ID);
+       hw->phy_type = skge_read8(hw, B2_E_1) & 0xf;
+       hw->pmd_type = skge_read8(hw, B2_PMD_TYP);
+
+       switch(hw->chip_id) {
+       case CHIP_ID_GENESIS:
+               switch (hw->phy_type) {
+               case SK_PHY_XMAC:
+                       hw->phy_addr = PHY_ADDR_XMAC;
+                       break;
+               case SK_PHY_BCOM:
+                       hw->phy_addr = PHY_ADDR_BCOM;
+                       break;
+               default:
+                       printk(KERN_ERR PFX "%s: unsupported phy type 0x%x\n",
+                              name, hw->phy_type);
+                       goto err_out3;
+               }
+               break;
+
+       case CHIP_ID_YUKON:
+       case CHIP_ID_YUKON_LITE:
+       case CHIP_ID_YUKON_LP:
+               if (hw->phy_type < SK_PHY_MARV_COPPER && hw->pmd_type != 'S')
+                       hw->phy_type = SK_PHY_MARV_COPPER;
+
+               hw->phy_addr = PHY_ADDR_MARV;
+               if (!iscopper(hw))
+                       hw->phy_type = SK_PHY_MARV_FIBER;
+
+               break;
+
+       default:
+               printk(KERN_ERR PFX "%s: unsupported chip type 0x%x\n",
+                      name, hw->chip_id);
+               goto  err_out3;
+       }
+
+       hw->mac_cfg = skge_read8(hw, B2_MAC_CFG);
+       ports = isdualport(hw) ? 2 : 1;
+
+       /* read the adapters RAM size */
+       t8 = skge_read8(hw, B2_E_0);
+       if (hw->chip_id == CHIP_ID_GENESIS) {
+               if (t8 == 3) {
+                       /* special case: 4 x 64k x 36, offset = 0x80000 */
+                       hw->ram_size = 0x100000;
+                       hw->ram_offset = 0x80000;
+               } else
+                       hw->ram_size = t8 * 512;
+       }
+       else if (t8 == 0)
+               hw->ram_size = 0x20000;
+       else
+               hw->ram_size = t8 * 4096;
+
+       pci_read_config_dword(hw->pdev, PCI_DEV_REG2, &sz);
+       hw->rom_size = 256 << ((sz & PCI_VPD_ROM_SZ) >> 14);
+
+       if (hw->chip_id == CHIP_ID_GENESIS)
+               genesis_init(hw);
+#if USE_TIST
+       else
+               skge_write8(hw, GMAC_TI_ST_CTRL, GMT_ST_START);
+#endif
+
+       /*
+        * looks like it ignores stuck sensor interrupts
+        */
+       if (hw->chip_id != CHIP_ID_GENESIS) {
+               /* switch power to VCC (WA for VAUX problem) */
+               skge_write8(hw, B0_POWER_CTRL,
+                           PC_VAUX_ENA | PC_VCC_ENA | PC_VAUX_OFF | PC_VCC_ON);
+               if ((skge_read32(hw, B0_ISRC) & IS_HW_ERR) &&
+                   (skge_read32(hw, B0_HWE_ISRC & IS_IRQ_SENSOR)))
+                       hw->intr_mask &= ~IS_HW_ERR;
+
+               for (i = 0; i < ports; i++) {
+                       skge_write16(hw, SKGEMAC_REG(i, GMAC_LINK_CTRL), 
GMLC_RST_SET);
+                       skge_write16(hw, SKGEMAC_REG(i, GMAC_LINK_CTRL), 
GMLC_RST_CLR);
+               }
+       }
+
+       /* turn off hardware timer (unused) */
+       skge_write8(hw, B2_TI_CTRL, TIM_STOP);
+       skge_write8(hw, B2_TI_CTRL, TIM_CLR_IRQ);
+       skge_write8(hw, B0_LED, LED_STAT_ON);
+
+       /* enable the Tx Arbiters */
+       for (i = 0; i < ports; i++)
+               skge_write8(hw, SKGEMAC_REG(i, TXA_CTRL), TXA_ENA_ARB);
+
+       /* Initialize ram interface */
+       skge_write16(hw, B3_RI_CTRL, RI_RST_CLR);
+
+       skge_write8(hw, B3_RI_WTO_R1, SK_RI_TO_53);
+       skge_write8(hw, B3_RI_WTO_XA1, SK_RI_TO_53);
+       skge_write8(hw, B3_RI_WTO_XS1, SK_RI_TO_53);
+       skge_write8(hw, B3_RI_RTO_R1, SK_RI_TO_53);
+       skge_write8(hw, B3_RI_RTO_XA1, SK_RI_TO_53);
+       skge_write8(hw, B3_RI_RTO_XS1, SK_RI_TO_53);
+       skge_write8(hw, B3_RI_WTO_R2, SK_RI_TO_53);
+       skge_write8(hw, B3_RI_WTO_XA2, SK_RI_TO_53);
+       skge_write8(hw, B3_RI_WTO_XS2, SK_RI_TO_53);
+       skge_write8(hw, B3_RI_RTO_R2, SK_RI_TO_53);
+       skge_write8(hw, B3_RI_RTO_XA2, SK_RI_TO_53);
+       skge_write8(hw, B3_RI_RTO_XS2, SK_RI_TO_53);
+
+       skge_write32(hw, B0_HWE_IMSK, IS_ERR_MSK);
+
+       hw->intr_mask = IS_HW_ERR | IS_EXT_REG | IS_PORT_1;
+       if (isdualport(hw))
+               hw->intr_mask |= IS_PORT_2;
+       skge_write32(hw, B0_IMSK, hw->intr_mask);
+
+       if (hw->chip_id != CHIP_ID_GENESIS)
+               skge_write8(hw, GMAC_IRQ_MSK, 0);
+
+       for (i = 0; i < ports; i++) {
+               if (hw->chip_id == CHIP_ID_GENESIS)
+                       genesis_reset(hw, i);
+               else
+                       yukon_reset(hw, i);
+       }
+
+       return hw;
+
+ err_out3:
+       iounmap(hw->regs);
+ err_out2:
+       kfree(hw);
+ err_out1:
+       return NULL;
+}
+
+/* Release board resources */
+static void skge_hwfree(struct skge_hw *hw)
+{
+       skge_write16(hw, B0_LED, LED_STAT_OFF);
+       iounmap(hw->regs);
+       kfree(hw);
+}
+
+/* Initialize network device */
+static struct net_device *skge_devinit(struct skge_hw *hw, int port)
+{
+       struct skge_port *skge;
+       struct net_device *dev = alloc_etherdev(sizeof(*skge));
+       int i;
+
+       if (!dev) {
+               printk(KERN_ERR "skge etherdev alloc failed");
+               return NULL;
+       }
+
+       SET_MODULE_OWNER(dev);
+       SET_NETDEV_DEV(dev, &hw->pdev->dev);
+       dev->open = skge_up;
+       dev->stop = skge_down;
+       dev->hard_start_xmit = skge_xmit_frame;
+       dev->get_stats = skge_get_stats;
+       if (hw->chip_id == CHIP_ID_GENESIS)
+               dev->set_multicast_list = genesis_set_multicast;
+       else
+               dev->set_multicast_list = yukon_set_multicast;
+
+       dev->set_mac_address = skge_set_mac_address;
+       dev->change_mtu = skge_change_mtu;
+       SET_ETHTOOL_OPS(dev, &skge_ethtool_ops);
+       dev->tx_timeout = skge_tx_timeout;
+       dev->watchdog_timeo = TX_WATCHDOG;
+       dev->poll = skge_poll;
+       dev->weight = NAPI_WEIGHT;
+#ifdef CONFIG_NET_POLL_CONTROLLER
+       dev->poll_controller = skge_netpoll;
+#endif
+       dev->irq = hw->pdev->irq;
+
+       dev->features |= NETIF_F_LLTX;
+       if (hw->chip_id != CHIP_ID_GENESIS)
+               dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG;
+
+       skge = netdev_priv(dev);
+       skge->netdev = dev;
+       skge->hw = hw;
+       skge->msg_enable = netif_msg_init(debug, default_msg);
+       skge->rx_csum = 1;
+       skge->tx_ring.count = DEFAULT_TX_RING_SIZE;
+       skge->rx_ring.count = DEFAULT_RX_RING_SIZE;
+
+       /* Auto speed and flow control */
+       skge->autoneg = AUTONEG_ENABLE;
+       skge->flow_control = FLOW_MODE_SYMMETRIC;
+       hw->dev[port] = dev;
+
+       skge->port = port;
+
+       spin_lock_init(&skge->tx_lock);
+
+       init_timer(&skge->link_check);
+       skge->link_check.function = skge_link_timer;
+       skge->link_check.data = (unsigned long) skge;
+
+       init_timer(&skge->led_blink);
+       skge->led_blink.function = skge_blink_timer;
+       skge->led_blink.data = (unsigned long) skge;
+
+       /* read the mac address */
+       for (i = 0; i < ETH_ALEN; i++)
+               dev->dev_addr[i] = skge_read8(hw, B2_MAC_1 + port*8 + i);
+
+       /* device is off until link detection */
+       netif_carrier_off(dev);
+       netif_stop_queue(dev);
+
+       return dev;
+}
+
+/* Read the board name out of the EEPROM and print it */
+static void skge_board_info( struct skge_hw *hw)
+{
+       const struct net_device *dev = hw->dev[0];
+       const u8 *ea = dev->dev_addr;
+       u16 cs;
+       u8 rom[256];
+
+       if (skge_vpd_read(hw->pdev, rom, 0, sizeof(rom))
+           || rom[0] == 0xff || rom[1] == 0xff) {
+               printk(KERN_ERR "%s: eeprom read error\n", dev->name);
+               return;
+       }
+
+       if (rom[0] != VPD_RES_ID) {
+               printk(KERN_ERR "%s: eeprom invalid id 0x%02x\n",
+                      dev->name, rom[0]);
+               return;
+       }
+
+       cs = skge_read16(hw, B0_CTST);
+
+       printk(KERN_INFO "%s: %*.*s\n",
+              dev->name, rom[1], rom[1], (char *) rom+3);
+       printk(KERN_INFO "  %s rev %d (PCI %d Mhz: %d-bit)"
+              " addr %02x:%02x:%02x:%02x:%02x:%02x\n",
+              hw->chip_id == CHIP_ID_GENESIS ? "Genesis" :
+              hw->chip_id == CHIP_ID_YUKON   ? "Yukon" :
+              hw->chip_id == CHIP_ID_YUKON_LITE ? "Yukon Lite" :
+              hw->chip_id == CHIP_ID_YUKON_LP ? "Yukon LP" :
+              "Unknown chip", chip_rev(hw),
+              (cs & CS_BUS_CLOCK) ? 66 : 33,
+              (cs & CS_BUS_SLOT_SZ) ? 66 : 32,
+              ea[0],ea[1],ea[2],ea[3],ea[4],ea[5]);
+}
+
+static int __devinit skge_probe(struct pci_dev *pdev,
+                               const struct pci_device_id *ent)
+{
+       struct net_device *dev;
+       struct skge_hw *hw;
+       int err, using_dac = 0;
+
+       if ((err = pci_enable_device(pdev))) {
+               printk(KERN_ERR "%s cannot enable PCI device\n",
+                      pci_name(pdev));
+               goto err_out;
+       }
+
+       if ((err = pci_request_regions(pdev, DRV_NAME))) {
+               printk(KERN_ERR "%s cannot obtain PCI resources\n",
+                      pci_name(pdev));
+               goto err_out_disable_pdev;
+       }
+
+       pci_set_master(pdev);
+
+       if (!(err = pci_set_dma_mask(pdev, DMA_64BIT_MASK)))
+               using_dac = 1;
+       else if (!(err = pci_set_dma_mask(pdev, DMA_32BIT_MASK))) {
+               printk(KERN_ERR "%s no usable DMA configuration\n",
+                      pci_name(pdev));
+               goto err_out_free_regions;
+       }
+
+#ifdef __BIG_ENDIAN
+       /* byte swap decriptors in hardware */
+       {
+               u32 reg;
+
+               pci_read_config_dword(pdev, PCI_DEV_REG2, &reg);
+               reg |= SKGEPCI_REV_DESC;
+               pci_write_config_dword(pdev, PCI_DEV_REG2, reg);
+       }
+#endif
+
+       err = -ENOMEM;
+       hw = skge_hwinit(pdev);
+       if (!hw)
+               goto err_out_free_regions;
+
+       if ((err = request_irq(pdev->irq, skge_intr, SA_SHIRQ, DRV_NAME, hw))) {
+               printk(KERN_ERR "%s: cannot assign irq %d\n",
+                      pci_name(pdev), pdev->irq);
+               goto err_out_free_hw;
+       }
+
+       if ((dev = skge_devinit(hw, 0)) == NULL)
+               goto err_out_free_irq;
+
+       if (using_dac)
+               dev->features |= NETIF_F_HIGHDMA;
+
+       if ((err = register_netdev(dev))) {
+               printk(KERN_ERR  "%s: cannot register net device\n",
+                      pci_name(pdev));
+               goto err_out_free_netdev;
+       }
+
+       pci_set_drvdata(pdev, hw);
+
+       if (isdualport(hw)) {
+               struct net_device *dev1 = skge_devinit(hw, 1);
+
+               if (using_dac)
+                       dev1->features |= NETIF_F_HIGHDMA;
+
+               if (dev1 && register_netdev(dev1)) {
+                       hw->dev[1] = NULL;
+                       free_netdev(dev1);
+               }
+
+       }
+
+       skge_board_info(hw);
+
+       return 0;
+
+err_out_free_netdev:
+       free_netdev(dev);
+err_out_free_irq:
+       free_irq(pdev->irq, hw);
+err_out_free_hw:
+       skge_hwfree(hw);
+err_out_free_regions:
+       pci_release_regions(pdev);
+err_out_disable_pdev:
+       pci_disable_device(pdev);
+       pci_set_drvdata(pdev, NULL);
+err_out:
+       return err;
+}
+
+static void __devexit skge_remove(struct pci_dev *pdev)
+{
+       struct skge_hw *hw  = pci_get_drvdata(pdev);
+       struct net_device *dev0, *dev1;
+
+       if(!hw)
+               return;
+
+       if ((dev1 = hw->dev[1]))
+               unregister_netdev(dev1);
+       dev0 = hw->dev[0];
+       unregister_netdev(dev0);
+
+       tasklet_kill(&hw->ext_tasklet);
+       free_irq(pdev->irq, hw);
+       pci_release_regions(pdev);
+       pci_disable_device(pdev);
+       if (dev1)
+               free_netdev(dev1);
+       free_netdev(dev0);
+       skge_hwfree(hw);
+       pci_set_drvdata(pdev, NULL);
+}
+
+static struct pci_driver skge_driver = {
+       .name =         DRV_NAME,
+       .id_table =     skge_id_table,
+       .probe =        skge_probe,
+       .remove =       __devexit_p(skge_remove),
+};
+
+static int __init skge_init_module(void)
+{
+       return pci_module_init(&skge_driver);
+}
+
+static void __exit skge_cleanup_module(void)
+{
+       pci_unregister_driver(&skge_driver);
+}
+
+module_init(skge_init_module);
+module_exit(skge_cleanup_module);
diff -Nru a/drivers/net/skge.h b/drivers/net/skge.h
--- /dev/null   Wed Dec 31 16:00:00 196900
+++ b/drivers/net/skge.h        2005-01-14 15:51:52 -08:00
@@ -0,0 +1,3005 @@
+/*
+ * Definitions for the new Marvell Yukon / SysKonenct driver.
+ */
+#ifndef _SKGE_H
+#define _SKGE_H
+
+/* PCI config registers */
+#define PCI_DEV_REG1   0x40
+#define PCI_DEV_REG2   0x44
+#ifndef PCI_VPD
+#define PCI_VPD                0x50
+#endif
+
+/*     PCI_OUR_REG_2           32 bit  Our Register 2 */
+enum {
+       PCI_VPD_WR_THR  = 0xff<<24, /* Bit 31..24:      VPD Write Threshold */
+       PCI_DEV_SEL     = 0x7f<<17, /* Bit 23..17:      EEPROM Device Select */
+       PCI_VPD_ROM_SZ  = 7   <<14, /* Bit 16..14:      VPD ROM Size    */
+                                   /* Bit 13..12:      reserved        */
+       PCI_EN_DUMMY_RD = 1<<3, /* Enable Dummy Read */
+       PCI_REV_DESC    = 1<<2, /* Reverse Desc. Bytes */
+       PCI_USEDATA64   = 1<<0, /* Use 64Bit Data bus ext */
+};
+
+/*     PCI_VPD_ADR_REG         16 bit  VPD Address Register */
+enum {
+       PCI_VPD_FLAG    = 1<<15,  /* starts VPD rd/wr cycle */
+       PCI_VPD_ADR_MSK =0x7fffL, /* Bit 14.. 0:        VPD Address Mask */
+       VPD_RES_ID      = 0x82,
+       VPD_RES_READ    = 0x90,
+       VPD_RES_WRITE   = 0x81,
+       VPD_RES_END     = 0x78,
+};
+
+
+#define PCI_STATUS_ERROR_BITS (PCI_STATUS_DETECTED_PARITY | \
+                              PCI_STATUS_SIG_SYSTEM_ERROR | \
+                              PCI_STATUS_REC_MASTER_ABORT | \
+                              PCI_STATUS_REC_TARGET_ABORT | \
+                              PCI_STATUS_PARITY)
+
+
+enum csr_regs {
+       B0_RAP  = 0x0000,
+       B0_CTST = 0x0004,
+       B0_LED  = 0x0006,
+       B0_POWER_CTRL   = 0x0007,
+       B0_ISRC = 0x0008,
+       B0_IMSK = 0x000c,
+       B0_HWE_ISRC     = 0x0010,
+       B0_HWE_IMSK     = 0x0014,
+       B0_SP_ISRC      = 0x0018,
+       B0_XM1_IMSK     = 0x0020,
+       B0_XM1_ISRC     = 0x0028,
+       B0_XM1_PHY_ADDR = 0x0030,
+       B0_XM1_PHY_DATA = 0x0034,
+       B0_XM2_IMSK     = 0x0040,
+       B0_XM2_ISRC     = 0x0048,
+       B0_XM2_PHY_ADDR = 0x0050,
+       B0_XM2_PHY_DATA = 0x0054,
+       B0_R1_CSR       = 0x0060,
+       B0_R2_CSR       = 0x0064,
+       B0_XS1_CSR      = 0x0068,
+       B0_XA1_CSR      = 0x006c,
+       B0_XS2_CSR      = 0x0070,
+       B0_XA2_CSR      = 0x0074,
+
+       B2_MAC_1        = 0x0100,
+       B2_MAC_2        = 0x0108,
+       B2_MAC_3        = 0x0110,
+       B2_CONN_TYP     = 0x0118,
+       B2_PMD_TYP      = 0x0119,
+       B2_MAC_CFG      = 0x011a,
+       B2_CHIP_ID      = 0x011b,
+       B2_E_0          = 0x011c,
+       B2_E_1          = 0x011d,
+       B2_E_2          = 0x011e,
+       B2_E_3          = 0x011f,
+       B2_FAR          = 0x0120,
+       B2_FDP          = 0x0124,
+       B2_LD_CTRL      = 0x0128,
+       B2_LD_TEST      = 0x0129,
+       B2_TI_INI       = 0x0130,
+       B2_TI_VAL       = 0x0134,
+       B2_TI_CTRL      = 0x0138,
+       B2_TI_TEST      = 0x0139,
+       B2_IRQM_INI     = 0x0140,
+       B2_IRQM_VAL     = 0x0144,
+       B2_IRQM_CTRL    = 0x0148,
+       B2_IRQM_TEST    = 0x0149,
+       B2_IRQM_MSK     = 0x014c,
+       B2_IRQM_HWE_MSK = 0x0150,
+       B2_TST_CTRL1    = 0x0158,
+       B2_TST_CTRL2    = 0x0159,
+       B2_GP_IO        = 0x015c,
+       B2_I2C_CTRL     = 0x0160,
+       B2_I2C_DATA     = 0x0164,
+       B2_I2C_IRQ      = 0x0168,
+       B2_I2C_SW       = 0x016c,
+       B2_BSC_INI      = 0x0170,
+       B2_BSC_VAL      = 0x0174,
+       B2_BSC_CTRL     = 0x0178,
+       B2_BSC_STAT     = 0x0179,
+       B2_BSC_TST      = 0x017a,
+
+       B3_RAM_ADDR     = 0x0180,
+       B3_RAM_DATA_LO  = 0x0184,
+       B3_RAM_DATA_HI  = 0x0188,
+       B3_RI_WTO_R1    = 0x0190,
+       B3_RI_WTO_XA1   = 0x0191,
+       B3_RI_WTO_XS1   = 0x0192,
+       B3_RI_RTO_R1    = 0x0193,
+       B3_RI_RTO_XA1   = 0x0194,
+       B3_RI_RTO_XS1   = 0x0195,
+       B3_RI_WTO_R2    = 0x0196,
+       B3_RI_WTO_XA2   = 0x0197,
+       B3_RI_WTO_XS2   = 0x0198,
+       B3_RI_RTO_R2    = 0x0199,
+       B3_RI_RTO_XA2   = 0x019a,
+       B3_RI_RTO_XS2   = 0x019b,
+       B3_RI_TO_VAL    = 0x019c,
+       B3_RI_CTRL      = 0x01a0,
+       B3_RI_TEST      = 0x01a2,
+       B3_MA_TOINI_RX1 = 0x01b0,
+       B3_MA_TOINI_RX2 = 0x01b1,
+       B3_MA_TOINI_TX1 = 0x01b2,
+       B3_MA_TOINI_TX2 = 0x01b3,
+       B3_MA_TOVAL_RX1 = 0x01b4,
+       B3_MA_TOVAL_RX2 = 0x01b5,
+       B3_MA_TOVAL_TX1 = 0x01b6,
+       B3_MA_TOVAL_TX2 = 0x01b7,
+       B3_MA_TO_CTRL   = 0x01b8,
+       B3_MA_TO_TEST   = 0x01ba,
+       B3_MA_RCINI_RX1 = 0x01c0,
+       B3_MA_RCINI_RX2 = 0x01c1,
+       B3_MA_RCINI_TX1 = 0x01c2,
+       B3_MA_RCINI_TX2 = 0x01c3,
+       B3_MA_RCVAL_RX1 = 0x01c4,
+       B3_MA_RCVAL_RX2 = 0x01c5,
+       B3_MA_RCVAL_TX1 = 0x01c6,
+       B3_MA_RCVAL_TX2 = 0x01c7,
+       B3_MA_RC_CTRL   = 0x01c8,
+       B3_MA_RC_TEST   = 0x01ca,
+       B3_PA_TOINI_RX1 = 0x01d0,
+       B3_PA_TOINI_RX2 = 0x01d4,
+       B3_PA_TOINI_TX1 = 0x01d8,
+       B3_PA_TOINI_TX2 = 0x01dc,
+       B3_PA_TOVAL_RX1 = 0x01e0,
+       B3_PA_TOVAL_RX2 = 0x01e4,
+       B3_PA_TOVAL_TX1 = 0x01e8,
+       B3_PA_TOVAL_TX2 = 0x01ec,
+       B3_PA_CTRL      = 0x01f0,
+       B3_PA_TEST      = 0x01f2,
+};
+
+/*     B0_CTST                 16 bit  Control/Status register */
+enum {
+       CS_CLK_RUN_HOT  = 1<<13,/* CLK_RUN hot m. (YUKON-Lite only) */
+       CS_CLK_RUN_RST  = 1<<12,/* CLK_RUN reset  (YUKON-Lite only) */
+       CS_CLK_RUN_ENA  = 1<<11,/* CLK_RUN enable (YUKON-Lite only) */
+       CS_VAUX_AVAIL   = 1<<10,/* VAUX available (YUKON only) */
+       CS_BUS_CLOCK    = 1<<9, /* Bus Clock 0/1 = 33/66 MHz */
+       CS_BUS_SLOT_SZ  = 1<<8, /* Slot Size 0/1 = 32/64 bit slot */
+       CS_ST_SW_IRQ    = 1<<7, /* Set IRQ SW Request */
+       CS_CL_SW_IRQ    = 1<<6, /* Clear IRQ SW Request */
+       CS_STOP_DONE    = 1<<5, /* Stop Master is finished */
+       CS_STOP_MAST    = 1<<4, /* Command Bit to stop the master */
+       CS_MRST_CLR     = 1<<3, /* Clear Master reset   */
+       CS_MRST_SET     = 1<<2, /* Set Master reset     */
+       CS_RST_CLR      = 1<<1, /* Clear Software reset */
+       CS_RST_SET      = 1,    /* Set   Software reset */
+
+/*     B0_LED                   8 Bit  LED register */
+/* Bit  7.. 2: reserved */
+       LED_STAT_ON     = 1<<1, /* Status LED on        */
+       LED_STAT_OFF    = 1,            /* Status LED off       */
+
+/*     B0_POWER_CTRL    8 Bit  Power Control reg (YUKON only) */
+       PC_VAUX_ENA     = 1<<7, /* Switch VAUX Enable  */
+       PC_VAUX_DIS     = 1<<6, /* Switch VAUX Disable */
+       PC_VCC_ENA      = 1<<5, /* Switch VCC Enable  */
+       PC_VCC_DIS      = 1<<4, /* Switch VCC Disable */
+       PC_VAUX_ON      = 1<<3, /* Switch VAUX On  */
+       PC_VAUX_OFF     = 1<<2, /* Switch VAUX Off */
+       PC_VCC_ON       = 1<<1, /* Switch VCC On  */
+       PC_VCC_OFF      = 1<<0, /* Switch VCC Off */
+};
+
+/*     B2_IRQM_MSK     32 bit  IRQ Moderation Mask */
+enum {
+       IS_ALL_MSK      = 0xbffffffful, /* All Interrupt bits */
+       IS_HW_ERR       = 1<<31,        /* Interrupt HW Error */
+                                       /* Bit 30:      reserved */
+       IS_PA_TO_RX1    = 1<<29,        /* Packet Arb Timeout Rx1 */
+       IS_PA_TO_RX2    = 1<<28,        /* Packet Arb Timeout Rx2 */
+       IS_PA_TO_TX1    = 1<<27,        /* Packet Arb Timeout Tx1 */
+       IS_PA_TO_TX2    = 1<<26,        /* Packet Arb Timeout Tx2 */
+       IS_I2C_READY    = 1<<25,        /* IRQ on end of I2C Tx */
+       IS_IRQ_SW       = 1<<24,        /* SW forced IRQ        */
+       IS_EXT_REG      = 1<<23,        /* IRQ from LM80 or PHY (GENESIS only) 
*/
+                                       /* IRQ from PHY (YUKON only) */
+       IS_TIMINT       = 1<<22,        /* IRQ from Timer       */
+       IS_MAC1         = 1<<21,        /* IRQ from MAC 1       */
+       IS_LNK_SYNC_M1  = 1<<20,        /* Link Sync Cnt wrap MAC 1 */
+       IS_MAC2         = 1<<19,        /* IRQ from MAC 2       */
+       IS_LNK_SYNC_M2  = 1<<18,        /* Link Sync Cnt wrap MAC 2 */
+/* Receive Queue 1 */
+       IS_R1_B         = 1<<17,        /* Q_R1 End of Buffer */
+       IS_R1_F         = 1<<16,        /* Q_R1 End of Frame */
+       IS_R1_C         = 1<<15,        /* Q_R1 Encoding Error */
+/* Receive Queue 2 */
+       IS_R2_B         = 1<<14,        /* Q_R2 End of Buffer */
+       IS_R2_F         = 1<<13,        /* Q_R2 End of Frame */
+       IS_R2_C         = 1<<12,        /* Q_R2 Encoding Error */
+/* Synchronous Transmit Queue 1 */
+       IS_XS1_B        = 1<<11,        /* Q_XS1 End of Buffer */
+       IS_XS1_F        = 1<<10,        /* Q_XS1 End of Frame */
+       IS_XS1_C        = 1<<9,         /* Q_XS1 Encoding Error */
+/* Asynchronous Transmit Queue 1 */
+       IS_XA1_B        = 1<<8,         /* Q_XA1 End of Buffer */
+       IS_XA1_F        = 1<<7,         /* Q_XA1 End of Frame */
+       IS_XA1_C        = 1<<6,         /* Q_XA1 Encoding Error */
+/* Synchronous Transmit Queue 2 */
+       IS_XS2_B        = 1<<5,         /* Q_XS2 End of Buffer */
+       IS_XS2_F        = 1<<4,         /* Q_XS2 End of Frame */
+       IS_XS2_C        = 1<<3,         /* Q_XS2 Encoding Error */
+/* Asynchronous Transmit Queue 2 */
+       IS_XA2_B        = 1<<2,         /* Q_XA2 End of Buffer */
+       IS_XA2_F        = 1<<1,         /* Q_XA2 End of Frame */
+       IS_XA2_C        = 1<<0,         /* Q_XA2 Encoding Error */
+
+       IS_PORT_1       = IS_XA1_F| IS_R1_F| IS_MAC1,
+       IS_PORT_2       = IS_XA2_F| IS_R2_F| IS_MAC2,
+};
+
+
+/*     B2_IRQM_HWE_MSK 32 bit  IRQ Moderation HW Error Mask */
+enum {
+       IS_ERR_MSK      = 0x00000fff,/*                 All Error bits */
+
+       IS_IRQ_TIST_OV  = 1<<13, /* Time Stamp Timer Overflow (YUKON only) */
+       IS_IRQ_SENSOR   = 1<<12, /* IRQ from Sensor (YUKON only) */
+       IS_IRQ_MST_ERR  = 1<<11, /* IRQ master error detected */
+       IS_IRQ_STAT     = 1<<10, /* IRQ status exception */
+       IS_NO_STAT_M1   = 1<<9, /* No Rx Status from MAC 1 */
+       IS_NO_STAT_M2   = 1<<8, /* No Rx Status from MAC 2 */
+       IS_NO_TIST_M1   = 1<<7, /* No Time Stamp from MAC 1 */
+       IS_NO_TIST_M2   = 1<<6, /* No Time Stamp from MAC 2 */
+       IS_RAM_RD_PAR   = 1<<5, /* RAM Read  Parity Error */
+       IS_RAM_WR_PAR   = 1<<4, /* RAM Write Parity Error */
+       IS_M1_PAR_ERR   = 1<<3, /* MAC 1 Parity Error */
+       IS_M2_PAR_ERR   = 1<<2, /* MAC 2 Parity Error */
+       IS_R1_PAR_ERR   = 1<<1, /* Queue R1 Parity Error */
+       IS_R2_PAR_ERR   = 1<<0, /* Queue R2 Parity Error */
+};
+
+/*     B2_TST_CTRL1     8 bit  Test Control Register 1 */
+enum {
+       TST_FRC_DPERR_MR = 1<<7, /* force DATAPERR on MST RD */
+       TST_FRC_DPERR_MW = 1<<6, /* force DATAPERR on MST WR */
+       TST_FRC_DPERR_TR = 1<<5, /* force DATAPERR on TRG RD */
+       TST_FRC_DPERR_TW = 1<<4, /* force DATAPERR on TRG WR */
+       TST_FRC_APERR_M  = 1<<3, /* force ADDRPERR on MST */
+       TST_FRC_APERR_T  = 1<<2, /* force ADDRPERR on TRG */
+       TST_CFG_WRITE_ON = 1<<1, /* Enable  Config Reg WR */
+       TST_CFG_WRITE_OFF= 1<<0, /* Disable Config Reg WR */
+};
+
+/*     B2_MAC_CFG               8 bit  MAC Configuration / Chip Revision */
+enum {
+       CFG_CHIP_R_MSK    = 0xf<<4,     /* Bit 7.. 4: Chip Revision */
+                                       /* Bit 3.. 2:   reserved */
+       CFG_DIS_M2_CLK    = 1<<1,       /* Disable Clock for 2nd MAC */
+       CFG_SNG_MAC       = 1<<0,       /* MAC Config: 0=2 MACs / 1=1 MAC*/
+};
+
+/*     B2_CHIP_ID               8 bit  Chip Identification Number */
+enum {
+       CHIP_ID_GENESIS    = 0x0a, /* Chip ID for GENESIS */
+       CHIP_ID_YUKON      = 0xb0, /* Chip ID for YUKON */
+       CHIP_ID_YUKON_LITE = 0xb1, /* Chip ID for YUKON-Lite (Rev. A1-A3) */
+       CHIP_ID_YUKON_LP   = 0xb2, /* Chip ID for YUKON-LP */
+       CHIP_ID_YUKON_XL   = 0xb3, /* Chip ID for YUKON-2 XL */
+       CHIP_ID_YUKON_EC   = 0xb6, /* Chip ID for YUKON-2 EC */
+       CHIP_ID_YUKON_FE   = 0xb7, /* Chip ID for YUKON-2 FE */
+
+       CHIP_REV_YU_LITE_A1  = 3,       /* Chip Rev. for YUKON-Lite A1,A2 */
+       CHIP_REV_YU_LITE_A3  = 7,       /* Chip Rev. for YUKON-Lite A3 */
+};
+
+/*     B2_LD_TEST               8 bit  EPROM loader test register */
+enum {
+       LD_T_ON         = 1<<3, /* Loader Test mode on */
+       LD_T_OFF        = 1<<2, /* Loader Test mode off */
+       LD_T_STEP       = 1<<1, /* Decrement FPROM addr. Counter */
+       LD_START        = 1<<0, /* Start loading FPROM */
+};
+
+/*     B2_TI_CTRL               8 bit  Timer control */
+/*     B2_IRQM_CTRL     8 bit  IRQ Moderation Timer Control */
+enum {
+       TIM_START       = 1<<2, /* Start Timer */
+       TIM_STOP        = 1<<1, /* Stop  Timer */
+       TIM_CLR_IRQ     = 1<<0, /* Clear Timer IRQ (!IRQM) */
+};
+
+/*     B2_TI_TEST               8 Bit  Timer Test */
+/*     B2_IRQM_TEST     8 bit  IRQ Moderation Timer Test */
+/*     B28_DPT_TST              8 bit  Descriptor Poll Timer Test Reg */
+enum {
+       TIM_T_ON        = 1<<2, /* Test mode on */
+       TIM_T_OFF       = 1<<1, /* Test mode off */
+       TIM_T_STEP      = 1<<0, /* Test step */
+};
+
+/*     B28_DPT_INI     32 bit  Descriptor Poll Timer Init Val */
+/*     B28_DPT_VAL     32 bit  Descriptor Poll Timer Curr Val */
+/*     B28_DPT_CTRL     8 bit  Descriptor Poll Timer Ctrl Reg */
+enum {
+       DPT_MSK = 0x00ffffffL,  /* Bit 23.. 0:  Desc Poll Timer Bits */
+
+       DPT_START       = 1<<1, /* Start Descriptor Poll Timer */
+       DPT_STOP        = 1<<0, /* Stop  Descriptor Poll Timer */
+};
+
+/*     B2_GP_IO                32 bit  General Purpose I/O Register */
+enum {
+       GP_DIR_9 = 1<<25, /* IO_9 direct, 0=In/1=Out */
+       GP_DIR_8 = 1<<24, /* IO_8 direct, 0=In/1=Out */
+       GP_DIR_7 = 1<<23, /* IO_7 direct, 0=In/1=Out */
+       GP_DIR_6 = 1<<22, /* IO_6 direct, 0=In/1=Out */
+       GP_DIR_5 = 1<<21, /* IO_5 direct, 0=In/1=Out */
+       GP_DIR_4 = 1<<20, /* IO_4 direct, 0=In/1=Out */
+       GP_DIR_3 = 1<<19, /* IO_3 direct, 0=In/1=Out */
+       GP_DIR_2 = 1<<18, /* IO_2 direct, 0=In/1=Out */
+       GP_DIR_1 = 1<<17, /* IO_1 direct, 0=In/1=Out */
+       GP_DIR_0 = 1<<16, /* IO_0 direct, 0=In/1=Out */
+
+       GP_IO_9 = 1<<9, /* IO_9 pin */
+       GP_IO_8 = 1<<8, /* IO_8 pin */
+       GP_IO_7 = 1<<7, /* IO_7 pin */
+       GP_IO_6 = 1<<6, /* IO_6 pin */
+       GP_IO_5 = 1<<5, /* IO_5 pin */
+       GP_IO_4 = 1<<4, /* IO_4 pin */
+       GP_IO_3 = 1<<3, /* IO_3 pin */
+       GP_IO_2 = 1<<2, /* IO_2 pin */
+       GP_IO_1 = 1<<1, /* IO_1 pin */
+       GP_IO_0 = 1<<0, /* IO_0 pin */
+};
+
+/* Rx/Tx Path related Arbiter Test Registers */
+/*     B3_MA_TO_TEST   16 bit  MAC Arbiter Timeout Test Reg */
+/*     B3_MA_RC_TEST   16 bit  MAC Arbiter Recovery Test Reg */
+/*     B3_PA_TEST              16 bit  Packet Arbiter Test Register */
+/*                     Bit 15, 11, 7, and 3 are reserved in B3_PA_TEST */
+enum {
+       TX2_T_EV        = 1<<15,/* TX2 Timeout/Recv Event occured */
+       TX2_T_ON        = 1<<14,/* TX2 Timeout/Recv Timer Test On */
+       TX2_T_OFF       = 1<<13,/* TX2 Timeout/Recv Timer Tst Off */
+       TX2_T_STEP      = 1<<12,/* TX2 Timeout/Recv Timer Step */
+       TX1_T_EV        = 1<<11,/* TX1 Timeout/Recv Event occured */
+       TX1_T_ON        = 1<<10,/* TX1 Timeout/Recv Timer Test On */
+       TX1_T_OFF       = 1<<9, /* TX1 Timeout/Recv Timer Tst Off */
+       TX1_T_STEP      = 1<<8, /* TX1 Timeout/Recv Timer Step */
+       RX2_T_EV        = 1<<7, /* RX2 Timeout/Recv Event occured */
+       RX2_T_ON        = 1<<6, /* RX2 Timeout/Recv Timer Test On */
+       RX2_T_OFF       = 1<<5, /* RX2 Timeout/Recv Timer Tst Off */
+       RX2_T_STEP      = 1<<4, /* RX2 Timeout/Recv Timer Step */
+       RX1_T_EV        = 1<<3, /* RX1 Timeout/Recv Event occured */
+       RX1_T_ON        = 1<<2, /* RX1 Timeout/Recv Timer Test On */
+       RX1_T_OFF       = 1<<1, /* RX1 Timeout/Recv Timer Tst Off */
+       RX1_T_STEP      = 1<<0, /* RX1 Timeout/Recv Timer Step */
+};
+
+/* Descriptor Bit Definition */
+/*     TxCtrl          Transmit Buffer Control Field */
+/*     RxCtrl          Receive  Buffer Control Field */
+enum {
+       BMU_OWN         = 1<<31, /* OWN bit: 0=host/1=BMU */
+       BMU_STF         = 1<<30, /* Start of Frame */
+       BMU_EOF         = 1<<29, /* End of Frame */
+       BMU_IRQ_EOB     = 1<<28, /* Req "End of Buffer" IRQ */
+       BMU_IRQ_EOF     = 1<<27, /* Req "End of Frame" IRQ */
+                               /* TxCtrl specific bits */
+       BMU_STFWD       = 1<<26, /* (Tx)        Store & Forward Frame */
+       BMU_NO_FCS      = 1<<25, /* (Tx) Disable MAC FCS (CRC) generation */
+       BMU_SW  = 1<<24, /* (Tx)        1 bit res. for SW use */
+                               /* RxCtrl specific bits */
+       BMU_DEV_0       = 1<<26, /* (Rx)        Transfer data to Dev0 */
+       BMU_STAT_VAL    = 1<<25, /* (Rx)        Rx Status Valid */
+       BMU_TIST_VAL    = 1<<24, /* (Rx)        Rx TimeStamp Valid */
+                       /* Bit 23..16:  BMU Check Opcodes */
+       BMU_CHECK       = 0x55<<16, /* Default BMU check */
+       BMU_TCP_CHECK   = 0x56<<16, /* Descr with TCP ext */
+       BMU_UDP_CHECK   = 0x57<<16, /* Descr with UDP ext (YUKON only) */
+       BMU_BBC         = 0xffffL, /* Bit 15.. 0:       Buffer Byte Counter */
+};
+
+/*     B2_BSC_CTRL              8 bit  Blink Source Counter Control */
+enum {
+        BSC_START      = 1<<1, /* Start Blink Source Counter */
+        BSC_STOP       = 1<<0, /* Stop  Blink Source Counter */
+};
+
+/*     B2_BSC_STAT              8 bit  Blink Source Counter Status */
+enum {
+       BSC_SRC         = 1<<0, /* Blink Source, 0=Off / 1=On */
+};
+
+/*     B2_BSC_TST              16 bit  Blink Source Counter Test Reg */
+enum {
+       BSC_T_ON        = 1<<2, /* Test mode on */
+       BSC_T_OFF       = 1<<1, /* Test mode off */
+       BSC_T_STEP      = 1<<0, /* Test step */
+};
+
+/*     B3_RAM_ADDR             32 bit  RAM Address, to read or write */
+                                       /* Bit 31..19:  reserved */
+#define RAM_ADR_RAN    0x0007ffffL     /* Bit 18.. 0:  RAM Address Range */
+/* RAM Interface Registers */
+
+/*     B3_RI_CTRL              16 bit  RAM Iface Control Register */
+enum {
+       RI_CLR_RD_PERR  = 1<<9, /* Clear IRQ RAM Read Parity Err */
+       RI_CLR_WR_PERR  = 1<<8, /* Clear IRQ RAM Write Parity Err*/
+
+       RI_RST_CLR      = 1<<1, /* Clear RAM Interface Reset */
+       RI_RST_SET      = 1<<0, /* Set   RAM Interface Reset */
+};
+
+/*     B3_RI_TEST               8 bit  RAM Iface Test Register */
+enum {
+       RI_T_EV = 1<<3, /* Timeout Event occured */
+       RI_T_ON = 1<<2, /* Timeout Timer Test On */
+       RI_T_OFF        = 1<<1, /* Timeout Timer Test Off */
+       RI_T_STEP       = 1<<0, /* Timeout Timer Step */
+};
+
+/* MAC Arbiter Registers */
+/*     B3_MA_TO_CTRL   16 bit  MAC Arbiter Timeout Ctrl Reg */
+enum {
+       MA_FOE_ON       = 1<<3, /* XMAC Fast Output Enable ON */
+       MA_FOE_OFF      = 1<<2, /* XMAC Fast Output Enable OFF */
+       MA_RST_CLR      = 1<<1, /* Clear MAC Arbiter Reset */
+       MA_RST_SET      = 1<<0, /* Set   MAC Arbiter Reset */
+
+};
+
+/* Timeout values */
+#define SK_MAC_TO_53   72              /* MAC arbiter timeout */
+#define SK_PKT_TO_53   0x2000          /* Packet arbiter timeout */
+#define SK_PKT_TO_MAX  0xffff          /* Maximum value */
+#define SK_RI_TO_53    36              /* RAM interface timeout */
+
+
+/*     B3_MA_RC_CTRL   16 bit  MAC Arbiter Recovery Ctrl Reg */
+enum {
+       MA_ENA_REC_TX2  = 1<<7, /* Enable  Recovery Timer TX2 */
+       MA_DIS_REC_TX2  = 1<<6, /* Disable Recovery Timer TX2 */
+       MA_ENA_REC_TX1  = 1<<5, /* Enable  Recovery Timer TX1 */
+       MA_DIS_REC_TX1  = 1<<4, /* Disable Recovery Timer TX1 */
+       MA_ENA_REC_RX2  = 1<<3, /* Enable  Recovery Timer RX2 */
+       MA_DIS_REC_RX2  = 1<<2, /* Disable Recovery Timer RX2 */
+       MA_ENA_REC_RX1  = 1<<1, /* Enable  Recovery Timer RX1 */
+       MA_DIS_REC_RX1  = 1<<0, /* Disable Recovery Timer RX1 */
+};
+
+/* Packet Arbiter Registers */
+/*     B3_PA_CTRL              16 bit  Packet Arbiter Ctrl Register */
+enum {
+       PA_CLR_TO_TX2   = 1<<13,        /* Clear IRQ Packet Timeout TX2 */
+       PA_CLR_TO_TX1   = 1<<12,        /* Clear IRQ Packet Timeout TX1 */
+       PA_CLR_TO_RX2   = 1<<11,        /* Clear IRQ Packet Timeout RX2 */
+       PA_CLR_TO_RX1   = 1<<10,        /* Clear IRQ Packet Timeout RX1 */
+       PA_ENA_TO_TX2   = 1<<9, /* Enable  Timeout Timer TX2 */
+       PA_DIS_TO_TX2   = 1<<8, /* Disable Timeout Timer TX2 */
+       PA_ENA_TO_TX1   = 1<<7, /* Enable  Timeout Timer TX1 */
+       PA_DIS_TO_TX1   = 1<<6, /* Disable Timeout Timer TX1 */
+       PA_ENA_TO_RX2   = 1<<5, /* Enable  Timeout Timer RX2 */
+       PA_DIS_TO_RX2   = 1<<4, /* Disable Timeout Timer RX2 */
+       PA_ENA_TO_RX1   = 1<<3, /* Enable  Timeout Timer RX1 */
+       PA_DIS_TO_RX1   = 1<<2, /* Disable Timeout Timer RX1 */
+       PA_RST_CLR      = 1<<1, /* Clear MAC Arbiter Reset */
+       PA_RST_SET      = 1<<0, /* Set   MAC Arbiter Reset */
+};
+
+#define PA_ENA_TO_ALL  (PA_ENA_TO_RX1 | PA_ENA_TO_RX2 |\
+                                               PA_ENA_TO_TX1 | PA_ENA_TO_TX2)
+
+
+/* Transmit Arbiter Registers MAC 1 and 2, use MR_ADDR() to access */
+/*     TXA_ITI_INI             32 bit  Tx Arb Interval Timer Init Val */
+/*     TXA_ITI_VAL             32 bit  Tx Arb Interval Timer Value */
+/*     TXA_LIM_INI             32 bit  Tx Arb Limit Counter Init Val */
+/*     TXA_LIM_VAL             32 bit  Tx Arb Limit Counter Value */
+
+#define TXA_MAX_VAL    0x00ffffffUL    /* Bit 23.. 0:  Max TXA Timer/Cnt Val */
+
+/*     TXA_CTRL                 8 bit  Tx Arbiter Control Register */
+enum {
+       TXA_ENA_FSYNC   = 1<<7, /* Enable  force of sync Tx queue */
+       TXA_DIS_FSYNC   = 1<<6, /* Disable force of sync Tx queue */
+       TXA_ENA_ALLOC   = 1<<5, /* Enable  alloc of free bandwidth */
+       TXA_DIS_ALLOC   = 1<<4, /* Disable alloc of free bandwidth */
+       TXA_START_RC    = 1<<3, /* Start sync Rate Control */
+       TXA_STOP_RC     = 1<<2, /* Stop  sync Rate Control */
+       TXA_ENA_ARB     = 1<<1, /* Enable  Tx Arbiter */
+       TXA_DIS_ARB     = 1<<0, /* Disable Tx Arbiter */
+};
+
+/*
+ *     Bank 4 - 5
+ */
+/* Transmit Arbiter Registers MAC 1 and 2, use MR_ADDR() to access */
+enum {
+       TXA_ITI_INI     = 0x0200,/* 32 bit      Tx Arb Interval Timer Init Val*/
+       TXA_ITI_VAL     = 0x0204,/* 32 bit      Tx Arb Interval Timer Value */
+       TXA_LIM_INI     = 0x0208,/* 32 bit      Tx Arb Limit Counter Init Val */
+       TXA_LIM_VAL     = 0x020c,/* 32 bit      Tx Arb Limit Counter Value */
+       TXA_CTRL        = 0x0210,/*  8 bit      Tx Arbiter Control Register */
+       TXA_TEST        = 0x0211,/*  8 bit      Tx Arbiter Test Register */
+       TXA_STAT        = 0x0212,/*  8 bit      Tx Arbiter Status Register */
+};
+
+
+enum {
+       B6_EXT_REG      = 0x0300,/* External registers (GENESIS only) */
+       B7_CFG_SPC      = 0x0380,/* copy of the Configuration register */
+       B8_RQ1_REGS     = 0x0400,/* Receive Queue 1 */
+       B8_RQ2_REGS     = 0x0480,/* Receive Queue 2 */
+       B8_TS1_REGS     = 0x0600,/* Transmit sync queue 1 */
+       B8_TA1_REGS     = 0x0680,/* Transmit async queue 1 */
+       B8_TS2_REGS     = 0x0700,/* Transmit sync queue 2 */
+       B8_TA2_REGS     = 0x0780,/* Transmit sync queue 2 */
+       B16_RAM_REGS    = 0x0800,/* RAM Buffer Registers */
+};
+
+/* Queue Register Offsets, use Q_ADDR() to access */
+enum {
+       B8_Q_REGS = 0x0400, /* base of Queue registers */       
+       Q_D     = 0x00, /* 8*32 bit     Current Descriptor */
+       Q_DA_L  = 0x20, /* 32 bit       Current Descriptor Address Low dWord */
+       Q_DA_H  = 0x24, /* 32 bit       Current Descriptor Address High dWord */
+       Q_AC_L  = 0x28, /* 32 bit       Current Address Counter Low dWord */
+       Q_AC_H  = 0x2c, /* 32 bit       Current Address Counter High dWord */
+       Q_BC    = 0x30, /* 32 bit       Current Byte Counter */
+       Q_CSR   = 0x34, /* 32 bit       BMU Control/Status Register */
+       Q_F     = 0x38, /* 32 bit       Flag Register */
+       Q_T1    = 0x3c, /* 32 bit       Test Register 1 */
+       Q_T1_TR = 0x3c, /*  8 bit       Test Register 1 Transfer SM */
+       Q_T1_WR = 0x3d, /*  8 bit       Test Register 1 Write Descriptor SM */
+       Q_T1_RD = 0x3e, /*  8 bit       Test Register 1 Read Descriptor SM */
+       Q_T1_SV = 0x3f, /*  8 bit       Test Register 1 Supervisor SM */
+       Q_T2    = 0x40, /* 32 bit       Test Register 2 */
+       Q_T3    = 0x44, /* 32 bit       Test Register 3 */
+
+/* Yukon-2 */
+       Q_DONE  = 0x24, /* 16 bit       Done Index              (Yukon-2 only) 
*/
+       Q_WM    = 0x40, /* 16 bit       FIFO Watermark */
+       Q_AL    = 0x42, /*  8 bit       FIFO Alignment */
+       Q_RSP   = 0x44, /* 16 bit       FIFO Read Shadow Pointer */
+       Q_RSL   = 0x46, /*  8 bit       FIFO Read Shadow Level */
+       Q_RP    = 0x48, /*  8 bit       FIFO Read Pointer */
+       Q_RL    = 0x4a, /*  8 bit       FIFO Read Level */
+       Q_WP    = 0x4c, /*  8 bit       FIFO Write Pointer */
+       Q_WSP   = 0x4d, /*  8 bit       FIFO Write Shadow Pointer */
+       Q_WL    = 0x4e, /*  8 bit       FIFO Write Level */
+       Q_WSL   = 0x4f, /*  8 bit       FIFO Write Shadow Level */
+};
+#define Q_ADDR(reg, offs) (B8_Q_REGS + (reg) + (offs))
+
+/* RAM Buffer Register Offsets */
+enum {
+
+       RB_START        = 0x00,/* 32 bit        RAM Buffer Start Address */
+       RB_END  = 0x04,/* 32 bit        RAM Buffer End Address */
+       RB_WP   = 0x08,/* 32 bit        RAM Buffer Write Pointer */
+       RB_RP   = 0x0c,/* 32 bit        RAM Buffer Read Pointer */
+       RB_RX_UTPP      = 0x10,/* 32 bit        Rx Upper Threshold, Pause 
Packet */
+       RB_RX_LTPP      = 0x14,/* 32 bit        Rx Lower Threshold, Pause 
Packet */
+       RB_RX_UTHP      = 0x18,/* 32 bit        Rx Upper Threshold, High Prio */
+       RB_RX_LTHP      = 0x1c,/* 32 bit        Rx Lower Threshold, High Prio */
+       /* 0x10 - 0x1f: reserved at Tx RAM Buffer Registers */
+       RB_PC   = 0x20,/* 32 bit        RAM Buffer Packet Counter */
+       RB_LEV  = 0x24,/* 32 bit        RAM Buffer Level Register */
+       RB_CTRL = 0x28,/* 32 bit        RAM Buffer Control Register */
+       RB_TST1 = 0x29,/*  8 bit        RAM Buffer Test Register 1 */
+       RB_TST2 = 0x2a,/*  8 bit        RAM Buffer Test Register 2 */
+};
+
+/* Receive and Transmit Queues */
+enum {
+       Q_R1    = 0x0000,       /* Receive Queue 1 */
+       Q_R2    = 0x0080,       /* Receive Queue 2 */
+       Q_XS1   = 0x0200,       /* Synchronous Transmit Queue 1 */
+       Q_XA1   = 0x0280,       /* Asynchronous Transmit Queue 1 */
+       Q_XS2   = 0x0300,       /* Synchronous Transmit Queue 2 */
+       Q_XA2   = 0x0380,       /* Asynchronous Transmit Queue 2 */
+};
+
+/* Different MAC Types */
+enum {
+       SK_MAC_XMAC =   0,      /* Xaqti XMAC II */
+       SK_MAC_GMAC =   1,      /* Marvell GMAC */
+};
+
+/* Different PHY Types */
+enum {
+       SK_PHY_XMAC     = 0,/* integrated in XMAC II */
+       SK_PHY_BCOM     = 1,/* Broadcom BCM5400 */
+       SK_PHY_LONE     = 2,/* Level One LXT1000  [not supported]*/
+       SK_PHY_NAT      = 3,/* National DP83891  [not supported] */
+       SK_PHY_MARV_COPPER= 4,/* Marvell 88E1011S */
+       SK_PHY_MARV_FIBER = 5,/* Marvell 88E1011S working on fiber */
+};
+
+/* PHY addresses (bits 12..8 of PHY address reg) */
+enum {
+       PHY_ADDR_XMAC   = 0<<8,
+       PHY_ADDR_BCOM   = 1<<8,
+       PHY_ADDR_LONE   = 3<<8,
+       PHY_ADDR_NAT    = 0<<8,
+/* GPHY address (bits 15..11 of SMI control reg) */
+       PHY_ADDR_MARV   = 0,
+};
+
+#define RB_ADDR(offs, queue) (B16_RAM_REGS + (queue) + (offs))
+
+/* Receive MAC FIFO, Receive LED, and Link_Sync regs (GENESIS only) */
+enum {
+       RX_MFF_EA       = 0x0c00,/* 32 bit      Receive MAC FIFO End Address */
+       RX_MFF_WP       = 0x0c04,/* 32 bit      Receive MAC FIFO Write Pointer 
*/
+
+       RX_MFF_RP       = 0x0c0c,/* 32 bit      Receive MAC FIFO Read Pointer */
+       RX_MFF_PC       = 0x0c10,/* 32 bit      Receive MAC FIFO Packet Cnt */
+       RX_MFF_LEV      = 0x0c14,/* 32 bit      Receive MAC FIFO Level */
+       RX_MFF_CTRL1    = 0x0c18,/* 16 bit      Receive MAC FIFO Control Reg 1*/
+       RX_MFF_STAT_TO  = 0x0c1a,/*  8 bit      Receive MAC Status Timeout */
+       RX_MFF_TIST_TO  = 0x0c1b,/*  8 bit      Receive MAC Time Stamp Timeout 
*/
+       RX_MFF_CTRL2    = 0x0c1c,/*  8 bit      Receive MAC FIFO Control Reg 2*/
+       RX_MFF_TST1     = 0x0c1d,/*  8 bit      Receive MAC FIFO Test Reg 1 */
+       RX_MFF_TST2     = 0x0c1e,/*  8 bit      Receive MAC FIFO Test Reg 2 */
+
+       RX_LED_INI      = 0x0c20,/* 32 bit      Receive LED Cnt Init Value */
+       RX_LED_VAL      = 0x0c24,/* 32 bit      Receive LED Cnt Current Value */
+       RX_LED_CTRL     = 0x0c28,/*  8 bit      Receive LED Cnt Control Reg */
+       RX_LED_TST      = 0x0c29,/*  8 bit      Receive LED Cnt Test Register */
+
+       LNK_SYNC_INI    = 0x0c30,/* 32 bit      Link Sync Cnt Init Value */
+       LNK_SYNC_VAL    = 0x0c34,/* 32 bit      Link Sync Cnt Current Value */
+       LNK_SYNC_CTRL   = 0x0c38,/*  8 bit      Link Sync Cnt Control Register 
*/
+       LNK_SYNC_TST    = 0x0c39,/*  8 bit      Link Sync Cnt Test Register */
+       LNK_LED_REG     = 0x0c3c,/*  8 bit      Link LED Register */
+};
+
+/* Receive and Transmit MAC FIFO Registers (GENESIS only) */
+/*     RX_MFF_CTRL1    16 bit  Receive MAC FIFO Control Reg 1 */
+enum {
+       MFF_ENA_RDY_PAT = 1<<13,        /* Enable  Ready Patch */
+       MFF_DIS_RDY_PAT = 1<<12,        /* Disable Ready Patch */
+       MFF_ENA_TIM_PAT = 1<<11,        /* Enable  Timing Patch */
+       MFF_DIS_TIM_PAT = 1<<10,        /* Disable Timing Patch */
+       MFF_ENA_ALM_FUL = 1<<9, /* Enable  AlmostFull Sign */
+       MFF_DIS_ALM_FUL = 1<<8, /* Disable AlmostFull Sign */
+       MFF_ENA_PAUSE   = 1<<7, /* Enable  Pause Signaling */
+       MFF_DIS_PAUSE   = 1<<6, /* Disable Pause Signaling */
+       MFF_ENA_FLUSH   = 1<<5, /* Enable  Frame Flushing */
+       MFF_DIS_FLUSH   = 1<<4, /* Disable Frame Flushing */
+       MFF_ENA_TIST    = 1<<3, /* Enable  Time Stamp Gener */
+       MFF_DIS_TIST    = 1<<2, /* Disable Time Stamp Gener */
+       MFF_CLR_INTIST  = 1<<1, /* Clear IRQ No Time Stamp */
+       MFF_CLR_INSTAT  = 1<<0, /* Clear IRQ No Status */
+#define MFF_RX_CTRL_DEF MFF_ENA_TIM_PAT
+};
+
+/*     TX_MFF_CTRL1    16 bit  Transmit MAC FIFO Control Reg 1 */
+enum {
+       MFF_CLR_PERR    = 1<<15,        /* Clear Parity Error IRQ */
+                                                               /* Bit 14:      
reserved */
+       MFF_ENA_PKT_REC = 1<<13,        /* Enable  Packet Recovery */
+       MFF_DIS_PKT_REC = 1<<12,        /* Disable Packet Recovery */
+
+       MFF_ENA_W4E     = 1<<7, /* Enable  Wait for Empty */
+       MFF_DIS_W4E     = 1<<6, /* Disable Wait for Empty */
+
+       MFF_ENA_LOOPB   = 1<<3, /* Enable  Loopback */
+       MFF_DIS_LOOPB   = 1<<2, /* Disable Loopback */
+       MFF_CLR_MAC_RST = 1<<1, /* Clear XMAC Reset */
+       MFF_SET_MAC_RST = 1<<0, /* Set   XMAC Reset */
+};
+
+#define MFF_TX_CTRL_DEF        (MFF_ENA_PKT_REC | MFF_ENA_TIM_PAT | 
MFF_ENA_FLUSH)
+
+/*     RX_MFF_TST2              8 bit  Receive MAC FIFO Test Register 2 */
+/*     TX_MFF_TST2              8 bit  Transmit MAC FIFO Test Register 2 */
+enum {
+       MFF_WSP_T_ON    = 1<<6, /* Tx: Write Shadow Ptr TestOn */
+       MFF_WSP_T_OFF   = 1<<5, /* Tx: Write Shadow Ptr TstOff */
+       MFF_WSP_INC     = 1<<4, /* Tx: Write Shadow Ptr Increment */
+       MFF_PC_DEC      = 1<<3, /* Packet Counter Decrement */
+       MFF_PC_T_ON     = 1<<2, /* Packet Counter Test On */
+       MFF_PC_T_OFF    = 1<<1, /* Packet Counter Test Off */
+       MFF_PC_INC      = 1<<0, /* Packet Counter Increment */
+};
+
+/*     RX_MFF_TST1              8 bit  Receive MAC FIFO Test Register 1 */
+/*     TX_MFF_TST1              8 bit  Transmit MAC FIFO Test Register 1 */
+enum {
+       MFF_WP_T_ON     = 1<<6, /* Write Pointer Test On */
+       MFF_WP_T_OFF    = 1<<5, /* Write Pointer Test Off */
+       MFF_WP_INC      = 1<<4, /* Write Pointer Increm */
+
+       MFF_RP_T_ON     = 1<<2, /* Read Pointer Test On */
+       MFF_RP_T_OFF    = 1<<1, /* Read Pointer Test Off */
+       MFF_RP_DEC      = 1<<0, /* Read Pointer Decrement */
+};
+
+/*     RX_MFF_CTRL2     8 bit  Receive MAC FIFO Control Reg 2 */
+/*     TX_MFF_CTRL2     8 bit  Transmit MAC FIFO Control Reg 2 */
+enum {
+       MFF_ENA_OP_MD   = 1<<3, /* Enable  Operation Mode */
+       MFF_DIS_OP_MD   = 1<<2, /* Disable Operation Mode */
+       MFF_RST_CLR     = 1<<1, /* Clear MAC FIFO Reset */
+       MFF_RST_SET     = 1<<0, /* Set   MAC FIFO Reset */
+};
+
+
+/*     Link LED Counter Registers (GENESIS only) */
+
+/*     RX_LED_CTRL              8 bit  Receive LED Cnt Control Reg */
+/*     TX_LED_CTRL              8 bit  Transmit LED Cnt Control Reg */
+/*     LNK_SYNC_CTRL    8 bit  Link Sync Cnt Control Register */
+enum {
+       LED_START       = 1<<2, /* Start Timer */
+       LED_STOP        = 1<<1, /* Stop Timer */
+       LED_STATE       = 1<<0, /* Rx/Tx: LED State, 1=LED on */
+};
+
+/*     RX_LED_TST               8 bit  Receive LED Cnt Test Register */
+/*     TX_LED_TST               8 bit  Transmit LED Cnt Test Register */
+/*     LNK_SYNC_TST     8 bit  Link Sync Cnt Test Register */
+enum {
+       LED_T_ON        = 1<<2, /* LED Counter Test mode On */
+       LED_T_OFF       = 1<<1, /* LED Counter Test mode Off */
+       LED_T_STEP      = 1<<0, /* LED Counter Step */
+};
+
+/*     LNK_LED_REG              8 bit  Link LED Register */
+enum {
+       LED_BLK_ON      = 1<<5, /* Link LED Blinking On */
+       LED_BLK_OFF     = 1<<4, /* Link LED Blinking Off */
+       LED_SYNC_ON     = 1<<3, /* Use Sync Wire to switch LED */
+       LED_SYNC_OFF    = 1<<2, /* Disable Sync Wire Input */
+       LED_ON  = 1<<1, /* switch LED on */
+       LED_OFF = 1<<0, /* switch LED off */
+};
+
+/* Receive GMAC FIFO (YUKON and Yukon-2) */
+enum {
+       RX_GMF_EA       = 0x0c40,/* 32 bit      Rx GMAC FIFO End Address */
+       RX_GMF_AF_THR   = 0x0c44,/* 32 bit      Rx GMAC FIFO Almost Full 
Thresh. */
+       RX_GMF_CTRL_T   = 0x0c48,/* 32 bit      Rx GMAC FIFO Control/Test */
+       RX_GMF_FL_MSK   = 0x0c4c,/* 32 bit      Rx GMAC FIFO Flush Mask */
+       RX_GMF_FL_THR   = 0x0c50,/* 32 bit      Rx GMAC FIFO Flush Threshold */
+       RX_GMF_TR_THR   = 0x0c54,/* 32 bit      Rx Truncation Threshold 
(Yukon-2) */
+
+       RX_GMF_VLAN     = 0x0c5c,/* 32 bit      Rx VLAN Type Register (Yukon-2) 
*/
+       RX_GMF_WP       = 0x0c60,/* 32 bit      Rx GMAC FIFO Write Pointer */
+
+       RX_GMF_WLEV     = 0x0c68,/* 32 bit      Rx GMAC FIFO Write Level */
+
+       RX_GMF_RP       = 0x0c70,/* 32 bit      Rx GMAC FIFO Read Pointer */
+
+       RX_GMF_RLEV     = 0x0c78,/* 32 bit      Rx GMAC FIFO Read Level */
+};
+
+
+/*     TXA_TEST                 8 bit  Tx Arbiter Test Register */
+enum {
+       TXA_INT_T_ON    = 1<<5, /* Tx Arb Interval Timer Test On */
+       TXA_INT_T_OFF   = 1<<4, /* Tx Arb Interval Timer Test Off */
+       TXA_INT_T_STEP  = 1<<3, /* Tx Arb Interval Timer Step */
+       TXA_LIM_T_ON    = 1<<2, /* Tx Arb Limit Timer Test On */
+       TXA_LIM_T_OFF   = 1<<1, /* Tx Arb Limit Timer Test Off */
+       TXA_LIM_T_STEP  = 1<<0, /* Tx Arb Limit Timer Step */
+};
+
+/*     TXA_STAT                 8 bit  Tx Arbiter Status Register */
+enum {
+       TXA_PRIO_XS     = 1<<0, /* sync queue has prio to send */
+};
+
+
+/*     Q_BC                    32 bit  Current Byte Counter */
+
+/* BMU Control Status Registers */
+/*     B0_R1_CSR               32 bit  BMU Ctrl/Stat Rx Queue 1 */
+/*     B0_R2_CSR               32 bit  BMU Ctrl/Stat Rx Queue 2 */
+/*     B0_XA1_CSR              32 bit  BMU Ctrl/Stat Sync Tx Queue 1 */
+/*     B0_XS1_CSR              32 bit  BMU Ctrl/Stat Async Tx Queue 1 */
+/*     B0_XA2_CSR              32 bit  BMU Ctrl/Stat Sync Tx Queue 2 */
+/*     B0_XS2_CSR              32 bit  BMU Ctrl/Stat Async Tx Queue 2 */
+/*     Q_CSR                   32 bit  BMU Control/Status Register */
+
+enum {
+       CSR_SV_IDLE     = 1<<24,        /* BMU SM Idle */
+
+       CSR_DESC_CLR    = 1<<21,        /* Clear Reset for Descr */
+       CSR_DESC_SET    = 1<<20,        /* Set   Reset for Descr */
+       CSR_FIFO_CLR    = 1<<19,        /* Clear Reset for FIFO */
+       CSR_FIFO_SET    = 1<<18,        /* Set   Reset for FIFO */
+       CSR_HPI_RUN     = 1<<17,        /* Release HPI SM */
+       CSR_HPI_RST     = 1<<16,        /* Reset   HPI SM to Idle */
+       CSR_SV_RUN      = 1<<15,        /* Release Supervisor SM */
+       CSR_SV_RST      = 1<<14,        /* Reset   Supervisor SM */
+       CSR_DREAD_RUN   = 1<<13,        /* Release Descr Read SM */
+       CSR_DREAD_RST   = 1<<12,        /* Reset   Descr Read SM */
+       CSR_DWRITE_RUN  = 1<<11,        /* Release Descr Write SM */
+       CSR_DWRITE_RST  = 1<<10,        /* Reset   Descr Write SM */
+       CSR_TRANS_RUN   = 1<<9,         /* Release Transfer SM */
+       CSR_TRANS_RST   = 1<<8,         /* Reset   Transfer SM */
+       CSR_ENA_POL     = 1<<7,         /* Enable  Descr Polling */
+       CSR_DIS_POL     = 1<<6,         /* Disable Descr Polling */
+       CSR_STOP        = 1<<5,         /* Stop  Rx/Tx Queue */
+       CSR_START       = 1<<4,         /* Start Rx/Tx Queue */
+       CSR_IRQ_CL_P    = 1<<3,         /* (Rx) Clear Parity IRQ */
+       CSR_IRQ_CL_B    = 1<<2,         /* Clear EOB IRQ */
+       CSR_IRQ_CL_F    = 1<<1,         /* Clear EOF IRQ */
+       CSR_IRQ_CL_C    = 1<<0,         /* Clear ERR IRQ */
+};
+
+#define CSR_SET_RESET  (CSR_DESC_SET | CSR_FIFO_SET | CSR_HPI_RST |\
+                       CSR_SV_RST | CSR_DREAD_RST | CSR_DWRITE_RST |\
+                       CSR_TRANS_RST)
+#define CSR_CLR_RESET  (CSR_DESC_CLR | CSR_FIFO_CLR | CSR_HPI_RUN |\
+                       CSR_SV_RUN | CSR_DREAD_RUN | CSR_DWRITE_RUN |\
+                       CSR_TRANS_RUN)
+
+/*     Q_F                             32 bit  Flag Register */
+enum {
+       F_ALM_FULL      = 1<<27,        /* Rx FIFO: almost full */
+       F_EMPTY         = 1<<27,        /* Tx FIFO: empty flag */
+       F_FIFO_EOF      = 1<<26,        /* Tag (EOF Flag) bit in FIFO */
+       F_WM_REACHED    = 1<<25,        /* Watermark reached */
+
+       F_FIFO_LEVEL    = 0x1fL<<16,    /* Bit 23..16:  # of Qwords in FIFO */
+       F_WATER_MARK    = 0x0007ffL,    /* Bit 10.. 0:  Watermark */
+};
+
+/* RAM Buffer Register Offsets, use RB_ADDR(Queue, Offs) to access */
+/*     RB_START                32 bit  RAM Buffer Start Address */
+/*     RB_END                  32 bit  RAM Buffer End Address */
+/*     RB_WP                   32 bit  RAM Buffer Write Pointer */
+/*     RB_RP                   32 bit  RAM Buffer Read Pointer */
+/*     RB_RX_UTPP              32 bit  Rx Upper Threshold, Pause Pack */
+/*     RB_RX_LTPP              32 bit  Rx Lower Threshold, Pause Pack */
+/*     RB_RX_UTHP              32 bit  Rx Upper Threshold, High Prio */
+/*     RB_RX_LTHP              32 bit  Rx Lower Threshold, High Prio */
+/*     RB_PC                   32 bit  RAM Buffer Packet Counter */
+/*     RB_LEV                  32 bit  RAM Buffer Level Register */
+
+#define RB_MSK 0x0007ffff      /* Bit 18.. 0:  RAM Buffer Pointer Bits */
+/*     RB_TST2                  8 bit  RAM Buffer Test Register 2 */
+/*     RB_TST1                  8 bit  RAM Buffer Test Register 1 */
+
+/*     RB_CTRL                  8 bit  RAM Buffer Control Register */
+enum {
+       RB_ENA_STFWD    = 1<<5, /* Enable  Store & Forward */
+       RB_DIS_STFWD    = 1<<4, /* Disable Store & Forward */
+       RB_ENA_OP_MD    = 1<<3, /* Enable  Operation Mode */
+       RB_DIS_OP_MD    = 1<<2, /* Disable Operation Mode */
+       RB_RST_CLR      = 1<<1, /* Clear RAM Buf STM Reset */
+       RB_RST_SET      = 1<<0, /* Set   RAM Buf STM Reset */
+};
+
+/* Transmit MAC FIFO and Transmit LED Registers (GENESIS only), */
+enum {
+       TX_MFF_EA       = 0x0d00,/* 32 bit      Transmit MAC FIFO End Address */
+       TX_MFF_WP       = 0x0d04,/* 32 bit      Transmit MAC FIFO WR Pointer */
+       TX_MFF_WSP      = 0x0d08,/* 32 bit      Transmit MAC FIFO WR Shadow Ptr 
*/
+       TX_MFF_RP       = 0x0d0c,/* 32 bit      Transmit MAC FIFO RD Pointer */
+       TX_MFF_PC       = 0x0d10,/* 32 bit      Transmit MAC FIFO Packet Cnt */
+       TX_MFF_LEV      = 0x0d14,/* 32 bit      Transmit MAC FIFO Level */
+       TX_MFF_CTRL1    = 0x0d18,/* 16 bit      Transmit MAC FIFO Ctrl Reg 1 */
+       TX_MFF_WAF      = 0x0d1a,/*  8 bit      Transmit MAC Wait after flush */
+
+       TX_MFF_CTRL2    = 0x0d1c,/*  8 bit      Transmit MAC FIFO Ctrl Reg 2 */
+       TX_MFF_TST1     = 0x0d1d,/*  8 bit      Transmit MAC FIFO Test Reg 1 */
+       TX_MFF_TST2     = 0x0d1e,/*  8 bit      Transmit MAC FIFO Test Reg 2 */
+
+       TX_LED_INI      = 0x0d20,/* 32 bit      Transmit LED Cnt Init Value */
+       TX_LED_VAL      = 0x0d24,/* 32 bit      Transmit LED Cnt Current Val */
+       TX_LED_CTRL     = 0x0d28,/*  8 bit      Transmit LED Cnt Control Reg */
+       TX_LED_TST      = 0x0d29,/*  8 bit      Transmit LED Cnt Test Reg */
+};
+
+/* Counter and Timer constants, for a host clock of 62.5 MHz */
+#define SK_XMIT_DUR            0x002faf08UL    /*  50 ms */
+#define SK_BLK_DUR             0x01dcd650UL    /* 500 ms */
+
+#define SK_DPOLL_DEF   0x00ee6b28UL    /* 250 ms at 62.5 MHz */
+
+#define SK_DPOLL_MAX   0x00ffffffUL    /* 268 ms at 62.5 MHz */
+                                       /* 215 ms at 78.12 MHz */
+
+#define SK_FACT_62             100     /* is given in percent */
+#define SK_FACT_53              85     /* on GENESIS:  53.12 MHz */
+#define SK_FACT_78             125     /* on YUKON:    78.12 MHz */
+
+
+/* Transmit GMAC FIFO (YUKON only) */
+enum {
+       TX_GMF_EA       = 0x0d40,/* 32 bit      Tx GMAC FIFO End Address */
+       TX_GMF_AE_THR   = 0x0d44,/* 32 bit      Tx GMAC FIFO Almost Empty 
Thresh.*/
+       TX_GMF_CTRL_T   = 0x0d48,/* 32 bit      Tx GMAC FIFO Control/Test */
+
+       TX_GMF_WP       = 0x0d60,/* 32 bit      Tx GMAC FIFO Write Pointer */
+       TX_GMF_WSP      = 0x0d64,/* 32 bit      Tx GMAC FIFO Write Shadow Ptr. 
*/
+       TX_GMF_WLEV     = 0x0d68,/* 32 bit      Tx GMAC FIFO Write Level */
+
+       TX_GMF_RP       = 0x0d70,/* 32 bit      Tx GMAC FIFO Read Pointer */
+       TX_GMF_RSTP     = 0x0d74,/* 32 bit      Tx GMAC FIFO Restart Pointer */
+       TX_GMF_RLEV     = 0x0d78,/* 32 bit      Tx GMAC FIFO Read Level */
+
+       /* Descriptor Poll Timer Registers */
+       B28_DPT_INI     = 0x0e00,/* 24 bit      Descriptor Poll Timer Init Val 
*/
+       B28_DPT_VAL     = 0x0e04,/* 24 bit      Descriptor Poll Timer Curr Val 
*/
+       B28_DPT_CTRL    = 0x0e08,/*  8 bit      Descriptor Poll Timer Ctrl Reg 
*/
+
+       B28_DPT_TST     = 0x0e0a,/*  8 bit      Descriptor Poll Timer Test Reg 
*/
+
+       /* Time Stamp Timer Registers (YUKON only) */
+       GMAC_TI_ST_VAL  = 0x0e14,/* 32 bit      Time Stamp Timer Curr Val */
+       GMAC_TI_ST_CTRL = 0x0e18,/*  8 bit      Time Stamp Timer Ctrl Reg */
+       GMAC_TI_ST_TST  = 0x0e1a,/*  8 bit      Time Stamp Timer Test Reg */
+};
+
+/* Status BMU Registers (Yukon-2 only)*/
+enum {
+       STAT_CTRL       = 0x0e80,/* 32 bit      Status BMU Control Reg */
+       STAT_LAST_IDX   = 0x0e84,/* 16 bit      Status BMU Last Index */
+       /* 0x0e85 - 0x0e86:     reserved */
+       STAT_LIST_ADDR_LO       = 0x0e88,/* 32 bit      Status List Start Addr 
(low) */
+       STAT_LIST_ADDR_HI       = 0x0e8c,/* 32 bit      Status List Start Addr 
(high) */
+       STAT_TXA1_RIDX  = 0x0e90,/* 16 bit      Status TxA1 Report Index Reg */
+       STAT_TXS1_RIDX  = 0x0e92,/* 16 bit      Status TxS1 Report Index Reg */
+       STAT_TXA2_RIDX  = 0x0e94,/* 16 bit      Status TxA2 Report Index Reg */
+       STAT_TXS2_RIDX  = 0x0e96,/* 16 bit      Status TxS2 Report Index Reg */
+       STAT_TX_IDX_TH  = 0x0e98,/* 16 bit      Status Tx Index Threshold Reg */
+       STAT_PUT_IDX    = 0x0e9c,/* 16 bit      Status Put Index Reg */
+
+/* FIFO Control/Status Registers (Yukon-2 only)*/
+       STAT_FIFO_WP    = 0x0ea0,/*  8 bit      Status FIFO Write Pointer Reg */
+       STAT_FIFO_RP    = 0x0ea4,/*  8 bit      Status FIFO Read Pointer Reg */
+       STAT_FIFO_RSP   = 0x0ea6,/*  8 bit      Status FIFO Read Shadow Ptr */
+       STAT_FIFO_LEVEL = 0x0ea8,/*  8 bit      Status FIFO Level Reg */
+       STAT_FIFO_SHLVL = 0x0eaa,/*  8 bit      Status FIFO Shadow Level Reg */
+       STAT_FIFO_WM    = 0x0eac,/*  8 bit      Status FIFO Watermark Reg */
+       STAT_FIFO_ISR_WM        = 0x0ead,/*  8 bit      Status FIFO ISR 
Watermark Reg */
+
+/* Level and ISR Timer Registers (Yukon-2 only)*/
+       STAT_LEV_TIMER_INI      = 0x0eb0,/* 32 bit      Level Timer Init. Value 
Reg */
+       STAT_LEV_TIMER_CNT      = 0x0eb4,/* 32 bit      Level Timer Counter Reg 
*/
+       STAT_LEV_TIMER_CTRL     = 0x0eb8,/*  8 bit      Level Timer Control Reg 
*/
+       STAT_LEV_TIMER_TEST     = 0x0eb9,/*  8 bit      Level Timer Test Reg */
+       STAT_TX_TIMER_INI       = 0x0ec0,/* 32 bit      Tx Timer Init. Value 
Reg */
+       STAT_TX_TIMER_CNT       = 0x0ec4,/* 32 bit      Tx Timer Counter Reg */
+       STAT_TX_TIMER_CTRL      = 0x0ec8,/*  8 bit      Tx Timer Control Reg */
+       STAT_TX_TIMER_TEST      = 0x0ec9,/*  8 bit      Tx Timer Test Reg */
+       STAT_ISR_TIMER_INI      = 0x0ed0,/* 32 bit      ISR Timer Init. Value 
Reg */
+       STAT_ISR_TIMER_CNT      = 0x0ed4,/* 32 bit      ISR Timer Counter Reg */
+       STAT_ISR_TIMER_CTRL     = 0x0ed8,/*  8 bit      ISR Timer Control Reg */
+       STAT_ISR_TIMER_TEST     = 0x0ed9,/*  8 bit      ISR Timer Test Reg */
+
+       ST_LAST_IDX_MASK        = 0x007f,/* Last Index Mask */
+       ST_TXRP_IDX_MASK        = 0x0fff,/* Tx Report Index Mask */
+       ST_TXTH_IDX_MASK        = 0x0fff,/* Tx Threshold Index Mask */
+       ST_WM_IDX_MASK  = 0x3f,/* FIFO Watermark Index Mask */
+};
+
+enum {
+       LINKLED_OFF          = 0x01,
+       LINKLED_ON           = 0x02,
+       LINKLED_LINKSYNC_OFF = 0x04,
+       LINKLED_LINKSYNC_ON  = 0x08,
+       LINKLED_BLINK_OFF    = 0x10,
+       LINKLED_BLINK_ON     = 0x20,
+};
+       
+/* GMAC and GPHY Control Registers (YUKON only) */
+enum {
+       GMAC_CTRL       = 0x0f00,/* 32 bit      GMAC Control Reg */
+       GPHY_CTRL       = 0x0f04,/* 32 bit      GPHY Control Reg */
+       GMAC_IRQ_SRC    = 0x0f08,/*  8 bit      GMAC Interrupt Source Reg */
+       GMAC_IRQ_MSK    = 0x0f0c,/*  8 bit      GMAC Interrupt Mask Reg */
+       GMAC_LINK_CTRL  = 0x0f10,/* 16 bit      Link Control Reg */
+
+/* Wake-up Frame Pattern Match Control Registers (YUKON only) */
+
+       WOL_REG_OFFS    = 0x20,/* HW-Bug: Address is + 0x20 against spec. */
+
+       WOL_CTRL_STAT   = 0x0f20,/* 16 bit      WOL Control/Status Reg */
+       WOL_MATCH_CTL   = 0x0f22,/*  8 bit      WOL Match Control Reg */
+       WOL_MATCH_RES   = 0x0f23,/*  8 bit      WOL Match Result Reg */
+       WOL_MAC_ADDR_LO = 0x0f24,/* 32 bit      WOL MAC Address Low */
+       WOL_MAC_ADDR_HI = 0x0f28,/* 16 bit      WOL MAC Address High */
+       WOL_PATT_PME    = 0x0f2a,/*  8 bit      WOL PME Match Enable (Yukon-2) 
*/
+       WOL_PATT_ASFM   = 0x0f2b,/*  8 bit      WOL ASF Match Enable (Yukon-2) 
*/
+       WOL_PATT_RPTR   = 0x0f2c,/*  8 bit      WOL Pattern Read Pointer */
+
+/* WOL Pattern Length Registers (YUKON only) */
+
+       WOL_PATT_LEN_LO = 0x0f30,/* 32 bit      WOL Pattern Length 3..0 */
+       WOL_PATT_LEN_HI = 0x0f34,/* 24 bit      WOL Pattern Length 6..4 */
+
+/* WOL Pattern Counter Registers (YUKON only) */
+
+       WOL_PATT_CNT_0  = 0x0f38,/* 32 bit      WOL Pattern Counter 3..0 */
+       WOL_PATT_CNT_4  = 0x0f3c,/* 24 bit      WOL Pattern Counter 6..4 */
+};
+
+enum {
+       WOL_PATT_RAM_1  = 0x1000,/*  WOL Pattern RAM Link 1 */
+       WOL_PATT_RAM_2  = 0x1400,/*  WOL Pattern RAM Link 2 */
+};
+
+enum {
+       BASE_XMAC_1     = 0x2000,/* XMAC 1 registers */
+       BASE_GMAC_1     = 0x2800,/* GMAC 1 registers */
+       BASE_XMAC_2     = 0x3000,/* XMAC 2 registers */
+       BASE_GMAC_2     = 0x3800,/* GMAC 2 registers */
+};
+
+/*
+ * Receive Frame Status Encoding
+ */
+enum {
+       XMR_FS_LEN      = 0x3fff<<18,   /* Bit 31..18:  Rx Frame Length */
+       XMR_FS_2L_VLAN  = 1<<17, /* Bit 17:     tagged wh 2Lev VLAN ID*/
+       XMR_FS_1_VLAN   = 1<<16, /* Bit 16:     tagged wh 1ev VLAN ID*/
+       XMR_FS_BC       = 1<<15, /* Bit 15:     Broadcast Frame */
+       XMR_FS_MC       = 1<<14, /* Bit 14:     Multicast Frame */
+       XMR_FS_UC       = 1<<13, /* Bit 13:     Unicast Frame */
+
+       XMR_FS_BURST    = 1<<11, /* Bit 11:     Burst Mode */
+       XMR_FS_CEX_ERR  = 1<<10, /* Bit 10:     Carrier Ext. Error */
+       XMR_FS_802_3    = 1<<9, /* Bit  9:      802.3 Frame */
+       XMR_FS_COL_ERR  = 1<<8, /* Bit  8:      Collision Error */
+       XMR_FS_CAR_ERR  = 1<<7, /* Bit  7:      Carrier Event Error */
+       XMR_FS_LEN_ERR  = 1<<6, /* Bit  6:      In-Range Length Error */
+       XMR_FS_FRA_ERR  = 1<<5, /* Bit  5:      Framing Error */
+       XMR_FS_RUNT     = 1<<4, /* Bit  4:      Runt Frame */
+       XMR_FS_LNG_ERR  = 1<<3, /* Bit  3:      Giant (Jumbo) Frame */
+       XMR_FS_FCS_ERR  = 1<<2, /* Bit  2:      Frame Check Sequ Err */
+       XMR_FS_ERR      = 1<<1, /* Bit  1:      Frame Error */
+       XMR_FS_MCTRL    = 1<<0, /* Bit  0:      MAC Control Packet */
+
+/*
+ * XMR_FS_ERR will be set if
+ *     XMR_FS_FCS_ERR, XMR_FS_LNG_ERR, XMR_FS_RUNT,
+ *     XMR_FS_FRA_ERR, XMR_FS_LEN_ERR, or XMR_FS_CEX_ERR
+ * is set. XMR_FS_LNG_ERR and XMR_FS_LEN_ERR will issue
+ * XMR_FS_ERR unless the corresponding bit in the Receive Command
+ * Register is set.
+ */
+};
+
+/*
+,* XMAC-PHY Registers, indirect addressed over the XMAC
+ */
+enum {
+       PHY_XMAC_CTRL           = 0x00,/* 16 bit r/w    PHY Control Register */
+       PHY_XMAC_STAT           = 0x01,/* 16 bit r/w    PHY Status Register */
+       PHY_XMAC_ID0            = 0x02,/* 16 bit r/o    PHY ID0 Register */
+       PHY_XMAC_ID1            = 0x03,/* 16 bit r/o    PHY ID1 Register */
+       PHY_XMAC_AUNE_ADV       = 0x04,/* 16 bit r/w    Auto-Neg. Advertisement 
*/
+       PHY_XMAC_AUNE_LP        = 0x05,/* 16 bit r/o    Link Partner Abi Reg */
+       PHY_XMAC_AUNE_EXP       = 0x06,/* 16 bit r/o    Auto-Neg. Expansion Reg 
*/
+       PHY_XMAC_NEPG   = 0x07,/* 16 bit r/w    Next Page Register */
+       PHY_XMAC_NEPG_LP        = 0x08,/* 16 bit r/o    Next Page Link Partner 
*/
+
+       PHY_XMAC_EXT_STAT       = 0x0f,/* 16 bit r/o    Ext Status Register */
+       PHY_XMAC_RES_ABI        = 0x10,/* 16 bit r/o    PHY Resolved Ability */
+};
+/*
+ * Broadcom-PHY Registers, indirect addressed over XMAC
+ */
+enum {
+       PHY_BCOM_CTRL           = 0x00,/* 16 bit r/w    PHY Control Register */
+       PHY_BCOM_STAT           = 0x01,/* 16 bit r/o    PHY Status Register */
+       PHY_BCOM_ID0            = 0x02,/* 16 bit r/o    PHY ID0 Register */
+       PHY_BCOM_ID1            = 0x03,/* 16 bit r/o    PHY ID1 Register */
+       PHY_BCOM_AUNE_ADV       = 0x04,/* 16 bit r/w    Auto-Neg. Advertisement 
*/
+       PHY_BCOM_AUNE_LP        = 0x05,/* 16 bit r/o    Link Part Ability Reg */
+       PHY_BCOM_AUNE_EXP       = 0x06,/* 16 bit r/o    Auto-Neg. Expansion Reg 
*/
+       PHY_BCOM_NEPG           = 0x07,/* 16 bit r/w    Next Page Register */
+       PHY_BCOM_NEPG_LP        = 0x08,/* 16 bit r/o    Next Page Link Partner 
*/
+       /* Broadcom-specific registers */
+       PHY_BCOM_1000T_CTRL     = 0x09,/* 16 bit r/w    1000Base-T Control Reg 
*/
+       PHY_BCOM_1000T_STAT     = 0x0a,/* 16 bit r/o    1000Base-T Status Reg */
+       PHY_BCOM_EXT_STAT       = 0x0f,/* 16 bit r/o    Extended Status Reg */
+       PHY_BCOM_P_EXT_CTRL     = 0x10,/* 16 bit r/w    PHY Extended Ctrl Reg */
+       PHY_BCOM_P_EXT_STAT     = 0x11,/* 16 bit r/o    PHY Extended Stat Reg */
+       PHY_BCOM_RE_CTR         = 0x12,/* 16 bit r/w    Receive Error Counter */
+       PHY_BCOM_FC_CTR         = 0x13,/* 16 bit r/w    False Carrier Sense Cnt 
*/
+       PHY_BCOM_RNO_CTR        = 0x14,/* 16 bit r/w    Receiver NOT_OK Cnt */
+
+       PHY_BCOM_AUX_CTRL       = 0x18,/* 16 bit r/w    Auxiliary Control Reg */
+       PHY_BCOM_AUX_STAT       = 0x19,/* 16 bit r/o    Auxiliary Stat Summary 
*/
+       PHY_BCOM_INT_STAT       = 0x1a,/* 16 bit r/o    Interrupt Status Reg */
+       PHY_BCOM_INT_MASK       = 0x1b,/* 16 bit r/w    Interrupt Mask Reg */
+};
+
+/*
+ * Marvel-PHY Registers, indirect addressed over GMAC
+ */
+enum {
+       PHY_MARV_CTRL           = 0x00,/* 16 bit r/w    PHY Control Register */
+       PHY_MARV_STAT           = 0x01,/* 16 bit r/o    PHY Status Register */
+       PHY_MARV_ID0            = 0x02,/* 16 bit r/o    PHY ID0 Register */
+       PHY_MARV_ID1            = 0x03,/* 16 bit r/o    PHY ID1 Register */
+       PHY_MARV_AUNE_ADV       = 0x04,/* 16 bit r/w    Auto-Neg. Advertisement 
*/
+       PHY_MARV_AUNE_LP        = 0x05,/* 16 bit r/o    Link Part Ability Reg */
+       PHY_MARV_AUNE_EXP       = 0x06,/* 16 bit r/o    Auto-Neg. Expansion Reg 
*/
+       PHY_MARV_NEPG           = 0x07,/* 16 bit r/w    Next Page Register */
+       PHY_MARV_NEPG_LP        = 0x08,/* 16 bit r/o    Next Page Link Partner 
*/
+       /* Marvel-specific registers */
+       PHY_MARV_1000T_CTRL     = 0x09,/* 16 bit r/w    1000Base-T Control Reg 
*/
+       PHY_MARV_1000T_STAT     = 0x0a,/* 16 bit r/o    1000Base-T Status Reg */
+       PHY_MARV_EXT_STAT       = 0x0f,/* 16 bit r/o    Extended Status Reg */
+       PHY_MARV_PHY_CTRL       = 0x10,/* 16 bit r/w    PHY Specific Ctrl Reg */
+       PHY_MARV_PHY_STAT       = 0x11,/* 16 bit r/o    PHY Specific Stat Reg */
+       PHY_MARV_INT_MASK       = 0x12,/* 16 bit r/w    Interrupt Mask Reg */
+       PHY_MARV_INT_STAT       = 0x13,/* 16 bit r/o    Interrupt Status Reg */
+       PHY_MARV_EXT_CTRL       = 0x14,/* 16 bit r/w    Ext. PHY Specific Ctrl 
*/
+       PHY_MARV_RXE_CNT        = 0x15,/* 16 bit r/w    Receive Error Counter */
+       PHY_MARV_EXT_ADR        = 0x16,/* 16 bit r/w    Ext. Ad. for Cable 
Diag. */
+       PHY_MARV_PORT_IRQ       = 0x17,/* 16 bit r/o    Port 0 IRQ (88E1111 
only) */
+       PHY_MARV_LED_CTRL       = 0x18,/* 16 bit r/w    LED Control Reg */
+       PHY_MARV_LED_OVER       = 0x19,/* 16 bit r/w    Manual LED Override Reg 
*/
+       PHY_MARV_EXT_CTRL_2     = 0x1a,/* 16 bit r/w    Ext. PHY Specific Ctrl 
2 */
+       PHY_MARV_EXT_P_STAT     = 0x1b,/* 16 bit r/w    Ext. PHY Spec. Stat Reg 
*/
+       PHY_MARV_CABLE_DIAG     = 0x1c,/* 16 bit r/o    Cable Diagnostic Reg */
+       PHY_MARV_PAGE_ADDR      = 0x1d,/* 16 bit r/w    Extended Page Address 
Reg */
+       PHY_MARV_PAGE_DATA      = 0x1e,/* 16 bit r/w    Extended Page Data Reg 
*/
+
+/* for 10/100 Fast Ethernet PHY (88E3082 only) */
+       PHY_MARV_FE_LED_PAR     = 0x16,/* 16 bit r/w    LED Parallel Select 
Reg. */
+       PHY_MARV_FE_LED_SER     = 0x17,/* 16 bit r/w    LED Stream Select S. 
LED */
+       PHY_MARV_FE_VCT_TX      = 0x1a,/* 16 bit r/w    VCT Reg. for TXP/N Pins 
*/
+       PHY_MARV_FE_VCT_RX      = 0x1b,/* 16 bit r/o    VCT Reg. for RXP/N Pins 
*/
+       PHY_MARV_FE_SPEC_2      = 0x1c,/* 16 bit r/w    Specific Control Reg. 2 
*/
+};
+
+/* Level One-PHY Registers, indirect addressed over XMAC */
+enum {
+       PHY_LONE_CTRL           = 0x00,/* 16 bit r/w    PHY Control Register */
+       PHY_LONE_STAT           = 0x01,/* 16 bit r/o    PHY Status Register */
+       PHY_LONE_ID0            = 0x02,/* 16 bit r/o    PHY ID0 Register */
+       PHY_LONE_ID1            = 0x03,/* 16 bit r/o    PHY ID1 Register */
+       PHY_LONE_AUNE_ADV       = 0x04,/* 16 bit r/w    Auto-Neg. Advertisement 
*/
+       PHY_LONE_AUNE_LP        = 0x05,/* 16 bit r/o    Link Part Ability Reg */
+       PHY_LONE_AUNE_EXP       = 0x06,/* 16 bit r/o    Auto-Neg. Expansion Reg 
*/
+       PHY_LONE_NEPG           = 0x07,/* 16 bit r/w    Next Page Register */
+       PHY_LONE_NEPG_LP        = 0x08,/* 16 bit r/o    Next Page Link Partner 
*/
+       /* Level One-specific registers */
+       PHY_LONE_1000T_CTRL     = 0x09,/* 16 bit r/w    1000Base-T Control Reg 
*/
+       PHY_LONE_1000T_STAT     = 0x0a,/* 16 bit r/o    1000Base-T Status Reg */
+       PHY_LONE_EXT_STAT       = 0x0f,/* 16 bit r/o    Extended Status Reg */
+       PHY_LONE_PORT_CFG       = 0x10,/* 16 bit r/w    Port Configuration Reg*/
+       PHY_LONE_Q_STAT         = 0x11,/* 16 bit r/o    Quick Status Reg */
+       PHY_LONE_INT_ENAB       = 0x12,/* 16 bit r/w    Interrupt Enable Reg */
+       PHY_LONE_INT_STAT       = 0x13,/* 16 bit r/o    Interrupt Status Reg */
+       PHY_LONE_LED_CFG        = 0x14,/* 16 bit r/w    LED Configuration Reg */
+       PHY_LONE_PORT_CTRL      = 0x15,/* 16 bit r/w    Port Control Reg */
+       PHY_LONE_CIM            = 0x16,/* 16 bit r/o    CIM Reg */
+};
+
+/* National-PHY Registers, indirect addressed over XMAC */
+enum {
+       PHY_NAT_CTRL            = 0x00,/* 16 bit r/w    PHY Control Register */
+       PHY_NAT_STAT            = 0x01,/* 16 bit r/w    PHY Status Register */
+       PHY_NAT_ID0             = 0x02,/* 16 bit r/o    PHY ID0 Register */
+       PHY_NAT_ID1             = 0x03,/* 16 bit r/o    PHY ID1 Register */
+       PHY_NAT_AUNE_ADV        = 0x04,/* 16 bit r/w    Auto-Neg. Advertisement 
*/
+       PHY_NAT_AUNE_LP         = 0x05,/* 16 bit r/o    Link Partner Ability 
Reg */
+       PHY_NAT_AUNE_EXP        = 0x06,/* 16 bit r/o    Auto-Neg. Expansion Reg 
*/
+       PHY_NAT_NEPG            = 0x07,/* 16 bit r/w    Next Page Register */
+       PHY_NAT_NEPG_LP         = 0x08,/* 16 bit r/o    Next Page Link Partner 
Reg */
+       /* National-specific registers */
+       PHY_NAT_1000T_CTRL      = 0x09,/* 16 bit r/w    1000Base-T Control Reg 
*/
+       PHY_NAT_1000T_STAT      = 0x0a,/* 16 bit r/o    1000Base-T Status Reg */
+       PHY_NAT_EXT_STAT        = 0x0f,/* 16 bit r/o    Extended Status 
Register */
+       PHY_NAT_EXT_CTRL1       = 0x10,/* 16 bit r/o    Extended Control Reg1 */
+       PHY_NAT_Q_STAT1         = 0x11,/* 16 bit r/o    Quick Status Reg1 */
+       PHY_NAT_10B_OP          = 0x12,/* 16 bit r/o    10Base-T Operations Reg 
*/
+       PHY_NAT_EXT_CTRL2       = 0x13,/* 16 bit r/o    Extended Control Reg1 */
+       PHY_NAT_Q_STAT2         = 0x14,/* 16 bit r/o    Quick Status Reg2 */
+
+       PHY_NAT_PHY_ADDR        = 0x19,/* 16 bit r/o    PHY Address Register */
+};
+
+enum {
+       PHY_CT_RESET    = 1<<15, /* Bit 15: (sc)        clear all PHY related 
regs */
+       PHY_CT_LOOP     = 1<<14, /* Bit 14:     enable Loopback over PHY */
+       PHY_CT_SPS_LSB  = 1<<13, /* Bit 13:     Speed select, lower bit */
+       PHY_CT_ANE      = 1<<12, /* Bit 12:     Auto-Negotiation Enabled */
+       PHY_CT_PDOWN    = 1<<11, /* Bit 11:     Power Down Mode */
+       PHY_CT_ISOL     = 1<<10, /* Bit 10:     Isolate Mode */
+       PHY_CT_RE_CFG   = 1<<9, /* Bit  9:      (sc) Restart Auto-Negotiation */
+       PHY_CT_DUP_MD   = 1<<8, /* Bit  8:      Duplex Mode */
+       PHY_CT_COL_TST  = 1<<7, /* Bit  7:      Collision Test enabled */
+       PHY_CT_SPS_MSB  = 1<<6, /* Bit  6:      Speed select, upper bit */
+};
+
+enum {
+       PHY_CT_SP1000   = PHY_CT_SPS_MSB, /* enable speed of 1000 Mbps */
+       PHY_CT_SP100    = PHY_CT_SPS_LSB, /* enable speed of  100 Mbps */
+       PHY_CT_SP10     = 0,              /* enable speed of   10 Mbps */
+};
+
+enum {
+       PHY_ST_EXT_ST   = 1<<8, /* Bit  8:      Extended Status Present */
+
+       PHY_ST_PRE_SUP  = 1<<6, /* Bit  6:      Preamble Suppression */
+       PHY_ST_AN_OVER  = 1<<5, /* Bit  5:      Auto-Negotiation Over */
+       PHY_ST_REM_FLT  = 1<<4, /* Bit  4:      Remote Fault Condition Occured 
*/
+       PHY_ST_AN_CAP   = 1<<3, /* Bit  3:      Auto-Negotiation Capability */
+       PHY_ST_LSYNC    = 1<<2, /* Bit  2:      Link Synchronized */
+       PHY_ST_JAB_DET  = 1<<1, /* Bit  1:      Jabber Detected */
+       PHY_ST_EXT_REG  = 1<<0, /* Bit  0:      Extended Register available */
+};
+
+enum {
+       PHY_I1_OUI_MSK  = 0x3f<<10, /* Bit 15..10:      Organization Unique ID 
*/
+       PHY_I1_MOD_NUM  = 0x3f<<4, /* Bit  9.. 4:       Model Number */
+       PHY_I1_REV_MSK  = 0xf, /* Bit  3.. 0:   Revision Number */
+};
+
+/* different Broadcom PHY Ids */
+enum {
+       PHY_BCOM_ID1_A1 = 0x6041,
+       PHY_BCOM_ID1_B2 = 0x6043,
+       PHY_BCOM_ID1_C0 = 0x6044,
+       PHY_BCOM_ID1_C5 = 0x6047,
+};
+
+/* different Marvell PHY Ids */
+enum {
+       PHY_MARV_ID0_VAL= 0x0141, /* Marvell Unique Identifier */
+       PHY_MARV_ID1_B0 = 0x0C23, /* Yukon (PHY 88E1011) */
+       PHY_MARV_ID1_B2 = 0x0C25, /* Yukon-Plus (PHY 88E1011) */
+       PHY_MARV_ID1_C2 = 0x0CC2, /* Yukon-EC (PHY 88E1111) */
+       PHY_MARV_ID1_Y2 = 0x0C91, /* Yukon-2 (PHY 88E1112) */
+};
+
+enum {
+       PHY_AN_NXT_PG   = 1<<15, /* Bit 15:     Request Next Page */
+       PHY_X_AN_ACK    = 1<<14, /* Bit 14:     (ro) Acknowledge Received */
+       PHY_X_AN_RFB    = 3<<12,/* Bit 13..12:  Remote Fault Bits */
+
+       PHY_X_AN_PAUSE  = 3<<7,/* Bit  8.. 7:   Pause Bits */
+       PHY_X_AN_HD     = 1<<6, /* Bit  6:      Half Duplex */
+       PHY_X_AN_FD     = 1<<5, /* Bit  5:      Full Duplex */
+};
+
+enum {
+       PHY_B_AN_RF     = 1<<13, /* Bit 13:     Remote Fault */
+
+       PHY_B_AN_ASP    = 1<<11, /* Bit 11:     Asymmetric Pause */
+       PHY_B_AN_PC     = 1<<10, /* Bit 10:     Pause Capable */
+       PHY_B_AN_SEL    = 0x1f, /* Bit 4..0:    Selector Field, 00001=Ethernet*/
+};
+
+enum {
+       PHY_L_AN_RF     = 1<<13, /* Bit 13:     Remote Fault */
+                                                               /* Bit 12:      
reserved */
+       PHY_L_AN_ASP    = 1<<11, /* Bit 11:     Asymmetric Pause */
+       PHY_L_AN_PC     = 1<<10, /* Bit 10:     Pause Capable */
+
+       PHY_L_AN_SEL    = 0x1f, /* Bit 4..0:    Selector Field, 00001=Ethernet*/
+};
+
+/*  PHY_NAT_AUNE_ADV   16 bit r/w      Auto-Negotiation Advertisement */
+/*  PHY_NAT_AUNE_LP    16 bit r/o      Link Partner Ability Reg *****/
+/*  PHY_AN_NXT_PG      (see XMAC) Bit 15:      Request Next Page */
+enum {
+       PHY_N_AN_RF     = 1<<13, /* Bit 13:     Remote Fault */
+
+       PHY_N_AN_100F   = 1<<11, /* Bit 11:     100Base-T2 FD Support */
+       PHY_N_AN_100H   = 1<<10, /* Bit 10:     100Base-T2 HD Support */
+
+       PHY_N_AN_SEL    = 0x1f, /* Bit 4..0:    Selector Field, 00001=Ethernet*/
+};
+
+/* field type definition for PHY_x_AN_SEL */
+enum {
+       PHY_SEL_TYPE     = 1,   /* 00001 = Ethernet */
+};
+
+enum {
+       PHY_ANE_LP_NP   = 1<<3, /* Bit  3:      Link Partner can Next Page */
+       PHY_ANE_LOC_NP  = 1<<2, /* Bit  2:      Local PHY can Next Page */
+       PHY_ANE_RX_PG   = 1<<1, /* Bit  1:      Page Received */
+};
+
+enum {
+       PHY_ANE_PAR_DF  = 1<<4, /* Bit  4:      Parallel Detection Fault */
+
+       PHY_ANE_LP_CAP  = 1<<0, /* Bit  0:      Link Partner Auto-Neg. Cap. */  
+};
+
+enum {
+       PHY_NP_MORE     = 1<<15, /* Bit 15:     More, Next Pages to follow */
+       PHY_NP_ACK1     = 1<<14, /* Bit 14: (ro)        Ack1, for receiving a 
message */
+       PHY_NP_MSG_VAL  = 1<<13, /* Bit 13:     Message Page valid */
+       PHY_NP_ACK2     = 1<<12, /* Bit 12:     Ack2, comply with msg content */
+       PHY_NP_TOG      = 1<<11, /* Bit 11:     Toggle Bit, ensure sync */
+       PHY_NP_MSG      = 0x07ff, /* Bit 10..0: Message from/to Link Partner */
+};
+
+enum {
+       PHY_X_EX_FD     = 1<<15, /* Bit 15:     Device Supports Full Duplex */
+       PHY_X_EX_HD     = 1<<14, /* Bit 14:     Device Supports Half Duplex */
+};
+
+enum {
+       PHY_X_RS_PAUSE  = 3<<7,/* Bit  8..7:    selected Pause Mode */
+       PHY_X_RS_HD     = 1<<6, /* Bit  6:      Half Duplex Mode selected */
+       PHY_X_RS_FD     = 1<<5, /* Bit  5:      Full Duplex Mode selected */
+       PHY_X_RS_ABLMIS = 1<<4, /* Bit  4:      duplex or pause cap mismatch */
+       PHY_X_RS_PAUMIS = 1<<3, /* Bit  3:      pause capability mismatch */
+};
+
+/** Remote Fault Bits (PHY_X_AN_RFB) encoding  */
+enum {
+       X_RFB_OK        = 0<<12,/* Bit 13..12   No errors, Link OK */
+       X_RFB_LF        = 1<<12, /* Bit 13..12  Link Failure */
+       X_RFB_OFF       = 2<<12,/* Bit 13..12   Offline */
+       X_RFB_AN_ERR    = 3<<12,/* Bit 13..12   Auto-Negotiation Error */
+};
+
+/* Pause Bits (PHY_X_AN_PAUSE and PHY_X_RS_PAUSE) encoding */
+enum {
+       PHY_X_P_NO_PAUSE        = 0<<7,/* Bit  8..7:    no Pause Mode */
+       PHY_X_P_SYM_MD  = 1<<7, /* Bit  8..7:   symmetric Pause Mode */
+       PHY_X_P_ASYM_MD = 2<<7,/* Bit  8..7:    asymmetric Pause Mode */
+       PHY_X_P_BOTH_MD = 3<<7,/* Bit  8..7:    both Pause Mode */
+};
+
+
+/* Broadcom-Specific */
+/*****  PHY_BCOM_1000T_CTRL    16 bit r/w      1000Base-T Control Reg *****/
+enum {
+       PHY_B_1000C_TEST        = 7<<13,/* Bit 15..13:  Test Modes */
+       PHY_B_1000C_MSE = 1<<12, /* Bit 12:     Master/Slave Enable */
+       PHY_B_1000C_MSC = 1<<11, /* Bit 11:     M/S Configuration */
+       PHY_B_1000C_RD  = 1<<10, /* Bit 10:     Repeater/DTE */
+       PHY_B_1000C_AFD = 1<<9, /* Bit  9:      Advertise Full Duplex */
+       PHY_B_1000C_AHD = 1<<8, /* Bit  8:      Advertise Half Duplex */
+};
+
+/*****  PHY_BCOM_1000T_STAT    16 bit r/o      1000Base-T Status Reg *****/
+/*****  PHY_MARV_1000T_STAT    16 bit r/o      1000Base-T Status Reg *****/
+enum {
+       PHY_B_1000S_MSF = 1<<15, /* Bit 15:     Master/Slave Fault */
+       PHY_B_1000S_MSR = 1<<14, /* Bit 14:     Master/Slave Result */
+       PHY_B_1000S_LRS = 1<<13, /* Bit 13:     Local Receiver Status */
+       PHY_B_1000S_RRS = 1<<12, /* Bit 12:     Remote Receiver Status */
+       PHY_B_1000S_LP_FD       = 1<<11, /* Bit 11:     Link Partner can FD */
+       PHY_B_1000S_LP_HD       = 1<<10, /* Bit 10:     Link Partner can HD */
+                                                                       /* Bit  
9..8:   reserved */
+       PHY_B_1000S_IEC = 0xff, /* Bit  7..0:   Idle Error Count */
+};
+
+/*****  PHY_BCOM_EXT_STAT      16 bit r/o      Extended Status Register *****/
+enum {
+       PHY_B_ES_X_FD_CAP       = 1<<15, /* Bit 15:     1000Base-X FD capable */
+       PHY_B_ES_X_HD_CAP       = 1<<14, /* Bit 14:     1000Base-X HD capable */
+       PHY_B_ES_T_FD_CAP       = 1<<13, /* Bit 13:     1000Base-T FD capable */
+       PHY_B_ES_T_HD_CAP       = 1<<12, /* Bit 12:     1000Base-T HD capable */
+};
+
+/*****  PHY_BCOM_P_EXT_CTRL    16 bit r/w      PHY Extended Control Reg *****/
+enum {
+       PHY_B_PEC_MAC_PHY       = 1<<15, /* Bit 15:     10BIT/GMI-Interface */
+       PHY_B_PEC_DIS_CROSS     = 1<<14, /* Bit 14:     Disable MDI Crossover */
+       PHY_B_PEC_TX_DIS        = 1<<13, /* Bit 13:     Tx output Disabled */
+       PHY_B_PEC_INT_DIS       = 1<<12, /* Bit 12:     Interrupts Disabled */
+       PHY_B_PEC_F_INT = 1<<11, /* Bit 11:     Force Interrupt */
+       PHY_B_PEC_BY_45 = 1<<10, /* Bit 10:     Bypass 4B5B-Decoder */
+       PHY_B_PEC_BY_SCR        = 1<<9, /* Bit  9:      Bypass Scrambler */
+       PHY_B_PEC_BY_MLT3       = 1<<8, /* Bit  8:      Bypass MLT3 Encoder */
+       PHY_B_PEC_BY_RXA        = 1<<7, /* Bit  7:      Bypass Rx Alignm. */
+       PHY_B_PEC_RES_SCR       = 1<<6, /* Bit  6:      Reset Scrambler */
+       PHY_B_PEC_EN_LTR        = 1<<5, /* Bit  5:      Ena LED Traffic Mode */
+       PHY_B_PEC_LED_ON        = 1<<4, /* Bit  4:      Force LED's on */
+       PHY_B_PEC_LED_OFF       = 1<<3, /* Bit  3:      Force LED's off */
+       PHY_B_PEC_EX_IPG        = 1<<2, /* Bit  2:      Extend Tx IPG Mode */
+       PHY_B_PEC_3_LED = 1<<1, /* Bit  1:      Three Link LED mode */
+       PHY_B_PEC_HIGH_LA       = 1<<0, /* Bit  0:      GMII FIFO Elasticy */
+};
+
+/*****  PHY_BCOM_P_EXT_STAT    16 bit r/o      PHY Extended Status Reg *****/
+enum {
+       PHY_B_PES_CROSS_STAT    = 1<<13, /* Bit 13:     MDI Crossover Status */
+       PHY_B_PES_INT_STAT      = 1<<12, /* Bit 12:     Interrupt Status */
+       PHY_B_PES_RRS   = 1<<11, /* Bit 11:     Remote Receiver Stat. */
+       PHY_B_PES_LRS   = 1<<10, /* Bit 10:     Local Receiver Stat. */
+       PHY_B_PES_LOCKED        = 1<<9, /* Bit  9:      Locked */
+       PHY_B_PES_LS    = 1<<8, /* Bit  8:      Link Status */
+       PHY_B_PES_RF    = 1<<7, /* Bit  7:      Remote Fault */
+       PHY_B_PES_CE_ER = 1<<6, /* Bit  6:      Carrier Ext Error */
+       PHY_B_PES_BAD_SSD       = 1<<5, /* Bit  5:      Bad SSD */
+       PHY_B_PES_BAD_ESD       = 1<<4, /* Bit  4:      Bad ESD */
+       PHY_B_PES_RX_ER = 1<<3, /* Bit  3:      Receive Error */
+       PHY_B_PES_TX_ER = 1<<2, /* Bit  2:      Transmit Error */
+       PHY_B_PES_LOCK_ER       = 1<<1, /* Bit  1:      Lock Error */
+       PHY_B_PES_MLT3_ER       = 1<<0, /* Bit  0:      MLT3 code Error */
+};
+
+/*****  PHY_BCOM_FC_CTR                16 bit r/w      False Carrier Counter 
*****/
+enum {
+       PHY_B_FC_CTR    = 0xff, /* Bit  7..0:   False Carrier Counter */
+
+/*****  PHY_BCOM_RNO_CTR       16 bit r/w      Receive NOT_OK Counter *****/
+       PHY_B_RC_LOC_MSK        = 0xff00, /* Bit 15..8: Local Rx NOT_OK cnt */
+       PHY_B_RC_REM_MSK        = 0x00ff, /* Bit  7..0: Remote Rx NOT_OK cnt */
+
+/*****  PHY_BCOM_AUX_CTRL      16 bit r/w      Auxiliary Control Reg *****/
+       PHY_B_AC_L_SQE          = 1<<15, /* Bit 15:     Low Squelch */
+       PHY_B_AC_LONG_PACK      = 1<<14, /* Bit 14:     Rx Long Packets */
+       PHY_B_AC_ER_CTRL        = 3<<12,/* Bit 13..12:  Edgerate Control */
+                                                                       /* Bit 
11:      reserved */
+       PHY_B_AC_TX_TST = 1<<10, /* Bit 10:     Tx test bit, always 1 */
+                                                                       /* Bit  
9.. 8:  reserved */
+       PHY_B_AC_DIS_PRF        = 1<<7, /* Bit  7:      dis part resp filter */
+                                                                       /* Bit  
6:      reserved */
+       PHY_B_AC_DIS_PM = 1<<5, /* Bit  5:      dis power management */
+                                                                       /* Bit  
4:      reserved */
+       PHY_B_AC_DIAG   = 1<<3, /* Bit  3:      Diagnostic Mode */
+};
+
+/*****  PHY_BCOM_AUX_STAT      16 bit r/o      Auxiliary Status Reg *****/
+enum {
+       PHY_B_AS_AN_C   = 1<<15, /* Bit 15:     AutoNeg complete */
+       PHY_B_AS_AN_CA  = 1<<14, /* Bit 14:     AN Complete Ack */
+       PHY_B_AS_ANACK_D        = 1<<13, /* Bit 13:     AN Ack Detect */
+       PHY_B_AS_ANAB_D = 1<<12, /* Bit 12:     AN Ability Detect */
+       PHY_B_AS_NPW    = 1<<11, /* Bit 11:     AN Next Page Wait */
+       PHY_B_AS_AN_RES_MSK     = 7<<8,/* Bit 10..8:    AN HDC */
+       PHY_B_AS_PDF    = 1<<7, /* Bit  7:      Parallel Detect. Fault */
+       PHY_B_AS_RF     = 1<<6, /* Bit  6:      Remote Fault */
+       PHY_B_AS_ANP_R  = 1<<5, /* Bit  5:      AN Page Received */
+       PHY_B_AS_LP_ANAB        = 1<<4, /* Bit  4:      LP AN Ability */
+       PHY_B_AS_LP_NPAB        = 1<<3, /* Bit  3:      LP Next Page Ability */
+       PHY_B_AS_LS     = 1<<2, /* Bit  2:      Link Status */
+       PHY_B_AS_PRR    = 1<<1, /* Bit  1:      Pause Resolution-Rx */
+       PHY_B_AS_PRT    = 1<<0, /* Bit  0:      Pause Resolution-Tx */
+};
+#define PHY_B_AS_PAUSE_MSK     (PHY_B_AS_PRR | PHY_B_AS_PRT)
+
+/*****  PHY_BCOM_INT_STAT      16 bit r/o      Interrupt Status Reg *****/
+/*****  PHY_BCOM_INT_MASK      16 bit r/w      Interrupt Mask Reg *****/
+enum {
+       PHY_B_IS_PSE    = 1<<14, /* Bit 14:     Pair Swap Error */
+       PHY_B_IS_MDXI_SC        = 1<<13, /* Bit 13:     MDIX Status Change */
+       PHY_B_IS_HCT    = 1<<12, /* Bit 12:     counter above 32k */
+       PHY_B_IS_LCT    = 1<<11, /* Bit 11:     counter above 128 */
+       PHY_B_IS_AN_PR  = 1<<10, /* Bit 10:     Page Received */
+       PHY_B_IS_NO_HDCL        = 1<<9, /* Bit  9:      No HCD Link */
+       PHY_B_IS_NO_HDC = 1<<8, /* Bit  8:      No HCD */
+       PHY_B_IS_NEG_USHDC      = 1<<7, /* Bit  7:      Negotiated Unsup. HCD */
+       PHY_B_IS_SCR_S_ER       = 1<<6, /* Bit  6:      Scrambler Sync Error */
+       PHY_B_IS_RRS_CHANGE     = 1<<5, /* Bit  5:      Remote Rx Stat Change */
+       PHY_B_IS_LRS_CHANGE     = 1<<4, /* Bit  4:      Local Rx Stat Change */
+       PHY_B_IS_DUP_CHANGE     = 1<<3, /* Bit  3:      Duplex Mode Change */
+       PHY_B_IS_LSP_CHANGE     = 1<<2, /* Bit  2:      Link Speed Change */
+       PHY_B_IS_LST_CHANGE     = 1<<1, /* Bit  1:      Link Status Changed */
+       PHY_B_IS_CRC_ER = 1<<0, /* Bit  0:      CRC Error */
+};
+#define PHY_B_DEF_MSK  (~(PHY_B_IS_AN_PR | PHY_B_IS_LST_CHANGE))
+
+/* Pause Bits (PHY_B_AN_ASP and PHY_B_AN_PC) encoding */
+enum {
+       PHY_B_P_NO_PAUSE        = 0<<10,/* Bit 11..10:  no Pause Mode */
+       PHY_B_P_SYM_MD  = 1<<10, /* Bit 11..10: symmetric Pause Mode */
+       PHY_B_P_ASYM_MD = 2<<10,/* Bit 11..10:  asymmetric Pause Mode */
+       PHY_B_P_BOTH_MD = 3<<10,/* Bit 11..10:  both Pause Mode */
+};
+/*
+ * Resolved Duplex mode and Capabilities (Aux Status Summary Reg)
+ */
+enum {
+       PHY_B_RES_1000FD        = 7<<8,/* Bit 10..8:    1000Base-T Full Dup. */
+       PHY_B_RES_1000HD        = 6<<8,/* Bit 10..8:    1000Base-T Half Dup. */
+};
+
+/*
+ * Level One-Specific
+ */
+/*****  PHY_LONE_1000T_CTRL    16 bit r/w      1000Base-T Control Reg *****/
+enum {
+       PHY_L_1000C_TEST        = 7<<13,/* Bit 15..13:  Test Modes */
+       PHY_L_1000C_MSE = 1<<12, /* Bit 12:     Master/Slave Enable */
+       PHY_L_1000C_MSC = 1<<11, /* Bit 11:     M/S Configuration */
+       PHY_L_1000C_RD  = 1<<10, /* Bit 10:     Repeater/DTE */
+       PHY_L_1000C_AFD = 1<<9, /* Bit  9:      Advertise Full Duplex */
+       PHY_L_1000C_AHD = 1<<8, /* Bit  8:      Advertise Half Duplex */
+};
+
+/*****  PHY_LONE_1000T_STAT    16 bit r/o      1000Base-T Status Reg *****/
+enum {
+       PHY_L_1000S_MSF = 1<<15, /* Bit 15:     Master/Slave Fault */
+       PHY_L_1000S_MSR = 1<<14, /* Bit 14:     Master/Slave Result */
+       PHY_L_1000S_LRS = 1<<13, /* Bit 13:     Local Receiver Status */
+       PHY_L_1000S_RRS = 1<<12, /* Bit 12:     Remote Receiver Status */
+       PHY_L_1000S_LP_FD = 1<<11, /* Bit 11:   Link Partner can FD */
+       PHY_L_1000S_LP_HD = 1<<10, /* Bit 10:   Link Partner can HD */
+
+       PHY_L_1000S_IEC  = 0xff, /* Bit  7..0:  Idle Error Count */
+
+/*****  PHY_LONE_EXT_STAT      16 bit r/o      Extended Status Register *****/
+       PHY_L_ES_X_FD_CAP = 1<<15, /* Bit 15:   1000Base-X FD capable */
+       PHY_L_ES_X_HD_CAP = 1<<14, /* Bit 14:   1000Base-X HD capable */
+       PHY_L_ES_T_FD_CAP = 1<<13, /* Bit 13:   1000Base-T FD capable */
+       PHY_L_ES_T_HD_CAP = 1<<12, /* Bit 12:   1000Base-T HD capable */
+};
+
+/*****  PHY_LONE_PORT_CFG      16 bit r/w      Port Configuration Reg *****/
+enum {
+       PHY_L_PC_REP_MODE       = 1<<15, /* Bit 15:     Repeater Mode */
+
+       PHY_L_PC_TX_DIS = 1<<13, /* Bit 13:     Tx output Disabled */
+       PHY_L_PC_BY_SCR = 1<<12, /* Bit 12:     Bypass Scrambler */
+       PHY_L_PC_BY_45  = 1<<11, /* Bit 11:     Bypass 4B5B-Decoder */
+       PHY_L_PC_JAB_DIS        = 1<<10, /* Bit 10:     Jabber Disabled */
+       PHY_L_PC_SQE    = 1<<9, /* Bit  9:      Enable Heartbeat */
+       PHY_L_PC_TP_LOOP        = 1<<8, /* Bit  8:      TP Loopback */
+       PHY_L_PC_SSS    = 1<<7, /* Bit  7:      Smart Speed Selection */
+       PHY_L_PC_FIFO_SIZE      = 1<<6, /* Bit  6:      FIFO Size */
+       PHY_L_PC_PRE_EN = 1<<5, /* Bit  5:      Preamble Enable */
+       PHY_L_PC_CIM    = 1<<4, /* Bit  4:      Carrier Integrity Mon */
+       PHY_L_PC_10_SER = 1<<3, /* Bit  3:      Use Serial Output */
+       PHY_L_PC_ANISOL = 1<<2, /* Bit  2:      Unisolate Port */
+       PHY_L_PC_TEN_BIT        = 1<<1, /* Bit  1:      10bit iface mode on */
+       PHY_L_PC_ALTCLOCK       = 1<<0, /* Bit  0: (ro) ALTCLOCK Mode on */
+};
+
+/*****  PHY_LONE_Q_STAT                16 bit r/o      Quick Status Reg *****/
+enum {
+       PHY_L_QS_D_RATE = 3<<14,/* Bit 15..14:  Data Rate */
+       PHY_L_QS_TX_STAT        = 1<<13, /* Bit 13:     Transmitting */
+       PHY_L_QS_RX_STAT        = 1<<12, /* Bit 12:     Receiving */
+       PHY_L_QS_COL_STAT       = 1<<11, /* Bit 11:     Collision */
+       PHY_L_QS_L_STAT = 1<<10, /* Bit 10:     Link is up */
+       PHY_L_QS_DUP_MOD        = 1<<9, /* Bit  9:      Full/Half Duplex */
+       PHY_L_QS_AN     = 1<<8, /* Bit  8:      AutoNeg is On */
+       PHY_L_QS_AN_C   = 1<<7, /* Bit  7:      AN is Complete */
+       PHY_L_QS_LLE    = 7<<4,/* Bit  6..4:    Line Length Estim. */
+       PHY_L_QS_PAUSE  = 1<<3, /* Bit  3:      LP advertised Pause */
+       PHY_L_QS_AS_PAUSE       = 1<<2, /* Bit  2:      LP adv. asym. Pause */
+       PHY_L_QS_ISOLATE        = 1<<1, /* Bit  1:      CIM Isolated */
+       PHY_L_QS_EVENT  = 1<<0, /* Bit  0:      Event has occurred */
+};
+
+/*****  PHY_LONE_INT_ENAB      16 bit r/w      Interrupt Enable Reg *****/
+/*****  PHY_LONE_INT_STAT      16 bit r/o      Interrupt Status Reg *****/
+enum {
+       PHY_L_IS_AN_F   = 1<<13, /* Bit 13:     Auto-Negotiation fault */
+       PHY_L_IS_CROSS  = 1<<11, /* Bit 11:     Crossover used */
+       PHY_L_IS_POL    = 1<<10, /* Bit 10:     Polarity correct. used */
+       PHY_L_IS_SS     = 1<<9, /* Bit  9:      Smart Speed Downgrade */
+       PHY_L_IS_CFULL  = 1<<8, /* Bit  8:      Counter Full */
+       PHY_L_IS_AN_C   = 1<<7, /* Bit  7:      AutoNeg Complete */
+       PHY_L_IS_SPEED  = 1<<6, /* Bit  6:      Speed Changed */
+       PHY_L_IS_DUP    = 1<<5, /* Bit  5:      Duplex Changed */
+       PHY_L_IS_LS     = 1<<4, /* Bit  4:      Link Status Changed */
+       PHY_L_IS_ISOL   = 1<<3, /* Bit  3:      Isolate Occured */
+       PHY_L_IS_MDINT  = 1<<2, /* Bit  2: (ro) STAT: MII Int Pending */
+       PHY_L_IS_INTEN  = 1<<1, /* Bit  1:      ENAB: Enable IRQs */
+       PHY_L_IS_FORCE  = 1<<0, /* Bit  0:      ENAB: Force Interrupt */
+};
+
+/* int. mask */
+#define PHY_L_DEF_MSK  (PHY_L_IS_LS | PHY_L_IS_ISOL | PHY_L_IS_INTEN)
+
+/*****  PHY_LONE_LED_CFG       16 bit r/w      LED Configuration Reg *****/
+enum {
+       PHY_L_LC_LEDC   = 3<<14,/* Bit 15..14:  Col/Blink/On/Off */
+       PHY_L_LC_LEDR   = 3<<12,/* Bit 13..12:  Rx/Blink/On/Off */
+       PHY_L_LC_LEDT   = 3<<10,/* Bit 11..10:  Tx/Blink/On/Off */
+       PHY_L_LC_LEDG   = 3<<8,/* Bit  9..8:    Giga/Blink/On/Off */
+       PHY_L_LC_LEDS   = 3<<6,/* Bit  7..6:    10-100/Blink/On/Off */
+       PHY_L_LC_LEDL   = 3<<4,/* Bit  5..4:    Link/Blink/On/Off */
+       PHY_L_LC_LEDF   = 3<<2,/* Bit  3..2:    Duplex/Blink/On/Off */
+       PHY_L_LC_PSTRECH= 1<<1, /* Bit  1:      Strech LED Pulses */
+       PHY_L_LC_FREQ   = 1<<0, /* Bit  0:      30/100 ms */
+};
+
+/*****  PHY_LONE_PORT_CTRL     16 bit r/w      Port Control Reg *****/
+enum {
+       PHY_L_PC_TX_TCLK = 1<<15, /* Bit 15:    Enable TX_TCLK */
+       PHY_L_PC_ALT_NP  = 1<<13, /* Bit 14:    Alternate Next Page */
+       PHY_L_PC_GMII_ALT= 1<<12, /* Bit 13:    Alternate GMII driver */
+       PHY_L_PC_TEN_CRS = 1<<10, /* Bit 10:    Extend CRS*/
+};
+
+/*****  PHY_LONE_CIM           16 bit r/o      CIM Reg *****/
+enum {
+       PHY_L_CIM_ISOL      = 0xff<<8,/* Bit 15..8:     Isolate Count */
+       PHY_L_CIM_FALSE_CAR = 0xff,   /* Bit  7..0:     False Carrier Count */
+};
+
+/*
+ * Pause Bits (PHY_L_AN_ASP and PHY_L_AN_PC) encoding
+ */
+enum {
+       PHY_L_P_NO_PAUSE= 0<<10,/* Bit 11..10:  no Pause Mode */
+       PHY_L_P_SYM_MD  = 1<<10, /* Bit 11..10: symmetric Pause Mode */
+       PHY_L_P_ASYM_MD = 2<<10,/* Bit 11..10:  asymmetric Pause Mode */
+       PHY_L_P_BOTH_MD = 3<<10,/* Bit 11..10:  both Pause Mode */
+};
+
+/*
+ * National-Specific
+ */
+/*****  PHY_NAT_1000T_CTRL     16 bit r/w      1000Base-T Control Reg *****/
+enum {
+       PHY_N_1000C_TEST= 7<<13,/* Bit 15..13:  Test Modes */
+       PHY_N_1000C_MSE = 1<<12, /* Bit 12:     Master/Slave Enable */
+       PHY_N_1000C_MSC = 1<<11, /* Bit 11:     M/S Configuration */
+       PHY_N_1000C_RD  = 1<<10, /* Bit 10:     Repeater/DTE */
+       PHY_N_1000C_AFD = 1<<9, /* Bit  9:      Advertise Full Duplex */
+       PHY_N_1000C_AHD = 1<<8, /* Bit  8:      Advertise Half Duplex */
+       PHY_N_1000C_APC = 1<<7, /* Bit  7:      Asymmetric Pause Cap. */};
+
+
+/*****  PHY_NAT_1000T_STAT     16 bit r/o      1000Base-T Status Reg *****/
+enum {
+       PHY_N_1000S_MSF = 1<<15, /* Bit 15:     Master/Slave Fault */
+       PHY_N_1000S_MSR = 1<<14, /* Bit 14:     Master/Slave Result */
+       PHY_N_1000S_LRS = 1<<13, /* Bit 13:     Local Receiver Status */
+       PHY_N_1000S_RRS = 1<<12, /* Bit 12:     Remote Receiver Status*/
+       PHY_N_1000S_LP_FD= 1<<11, /* Bit 11:    Link Partner can FD */
+       PHY_N_1000S_LP_HD= 1<<10, /* Bit 10:    Link Partner can HD */
+       PHY_N_1000C_LP_APC= 1<<9, /* Bit  9:    LP Asym. Pause Cap. */
+       PHY_N_1000S_IEC = 0xff, /* Bit  7..0:   Idle Error Count */
+};
+
+/*****  PHY_NAT_EXT_STAT       16 bit r/o      Extended Status Register *****/
+enum {
+       PHY_N_ES_X_FD_CAP= 1<<15, /* Bit 15:    1000Base-X FD capable */
+       PHY_N_ES_X_HD_CAP= 1<<14, /* Bit 14:    1000Base-X HD capable */
+       PHY_N_ES_T_FD_CAP= 1<<13, /* Bit 13:    1000Base-T FD capable */
+       PHY_N_ES_T_HD_CAP= 1<<12, /* Bit 12:    1000Base-T HD capable */
+};
+
+/** Marvell-Specific */
+enum {
+       PHY_M_AN_NXT_PG = 1<<15, /* Request Next Page */
+       PHY_M_AN_ACK    = 1<<14, /* (ro)        Acknowledge Received */
+       PHY_M_AN_RF     = 1<<13, /* Remote Fault */
+
+       PHY_M_AN_ASP    = 1<<11, /* Asymmetric Pause */
+       PHY_M_AN_PC     = 1<<10, /* MAC Pause implemented */
+       PHY_M_AN_100_T4 = 1<<9, /* Not cap. 100Base-T4 (always 0) */
+       PHY_M_AN_100_FD = 1<<8, /* Advertise 100Base-TX Full Duplex */
+       PHY_M_AN_100_HD = 1<<7, /* Advertise 100Base-TX Half Duplex */
+       PHY_M_AN_10_FD  = 1<<6, /* Advertise 10Base-TX Full Duplex */
+       PHY_M_AN_10_HD  = 1<<5, /* Advertise 10Base-TX Half Duplex */
+       PHY_M_AN_SEL_MSK =0x1f<<4,      /* Bit  4.. 0: Selector Field Mask */
+};
+
+/* special defines for FIBER (88E1011S only) */
+enum {
+       PHY_M_AN_ASP_X  = 1<<8, /* Asymmetric Pause */
+       PHY_M_AN_PC_X   = 1<<7, /* MAC Pause implemented */
+       PHY_M_AN_1000X_AHD      = 1<<6, /* Advertise 10000Base-X Half Duplex */
+       PHY_M_AN_1000X_AFD      = 1<<5, /* Advertise 10000Base-X Full Duplex */
+};
+
+/* Pause Bits (PHY_M_AN_ASP_X and PHY_M_AN_PC_X) encoding */
+enum {
+       PHY_M_P_NO_PAUSE_X      = 0<<7,/* Bit  8.. 7:   no Pause Mode */
+       PHY_M_P_SYM_MD_X        = 1<<7, /* Bit  8.. 7:  symmetric Pause Mode */
+       PHY_M_P_ASYM_MD_X       = 2<<7,/* Bit  8.. 7:   asymmetric Pause Mode */
+       PHY_M_P_BOTH_MD_X       = 3<<7,/* Bit  8.. 7:   both Pause Mode */
+};
+
+/*****  PHY_MARV_1000T_CTRL    16 bit r/w      1000Base-T Control Reg *****/
+enum {
+       PHY_M_1000C_TEST        = 7<<13,/* Bit 15..13:  Test Modes */
+       PHY_M_1000C_MSE = 1<<12, /* Manual Master/Slave Enable */
+       PHY_M_1000C_MSC = 1<<11, /* M/S Configuration (1=Master) */
+       PHY_M_1000C_MPD = 1<<10, /* Multi-Port Device */
+       PHY_M_1000C_AFD = 1<<9, /* Advertise Full Duplex */
+       PHY_M_1000C_AHD = 1<<8, /* Advertise Half Duplex */
+};
+
+/*****  PHY_MARV_PHY_CTRL      16 bit r/w      PHY Specific Ctrl Reg *****/
+enum {
+       PHY_M_PC_TX_FFD_MSK     = 3<<14,/* Bit 15..14: Tx FIFO Depth Mask */
+       PHY_M_PC_RX_FFD_MSK     = 3<<12,/* Bit 13..12: Rx FIFO Depth Mask */
+       PHY_M_PC_ASS_CRS_TX     = 1<<11, /* Assert CRS on Transmit */
+       PHY_M_PC_FL_GOOD        = 1<<10, /* Force Link Good */
+       PHY_M_PC_EN_DET_MSK     = 3<<8,/* Bit  9.. 8: Energy Detect Mask */
+       PHY_M_PC_ENA_EXT_D      = 1<<7, /* Enable Ext. Distance (10BT) */
+       PHY_M_PC_MDIX_MSK       = 3<<5,/* Bit  6.. 5: MDI/MDIX Config. Mask */
+       PHY_M_PC_DIS_125CLK     = 1<<4, /* Disable 125 CLK */
+       PHY_M_PC_MAC_POW_UP     = 1<<3, /* MAC Power up */
+       PHY_M_PC_SQE_T_ENA      = 1<<2, /* SQE Test Enabled */
+       PHY_M_PC_POL_R_DIS      = 1<<1, /* Polarity Reversal Disabled */
+       PHY_M_PC_DIS_JABBER     = 1<<0, /* Disable Jabber */
+};
+
+enum {
+       PHY_M_PC_EN_DET         = 2<<8, /* Energy Detect (Mode 1) */
+       PHY_M_PC_EN_DET_PLUS    = 3<<8, /* Energy Detect Plus (Mode 2) */
+};
+
+#define PHY_M_PC_MDI_XMODE(x)  (((x)<<5) & PHY_M_PC_MDIX_MSK)  
+
+enum {
+       PHY_M_PC_MAN_MDI        = 0, /* 00 = Manual MDI configuration */
+       PHY_M_PC_MAN_MDIX       = 1, /* 01 = Manual MDIX configuration */
+       PHY_M_PC_ENA_AUTO       = 3, /* 11 = Enable Automatic Crossover */
+};
+
+/* for 10/100 Fast Ethernet PHY (88E3082 only) */
+enum {
+       PHY_M_PC_ENA_DTE_DT     = 1<<15, /* Enable Data Terminal Equ. (DTE) 
Detect */
+       PHY_M_PC_ENA_ENE_DT     = 1<<14, /* Enable Energy Detect (sense & 
pulse) */
+       PHY_M_PC_DIS_NLP_CK     = 1<<13, /* Disable Normal Link Puls (NLP) 
Check */
+       PHY_M_PC_ENA_LIP_NP     = 1<<12, /* Enable Link Partner Next Page Reg. 
*/
+       PHY_M_PC_DIS_NLP_GN     = 1<<11, /* Disable Normal Link Puls Generation 
*/
+
+       PHY_M_PC_DIS_SCRAMB     = 1<<9, /* Disable Scrambler */
+       PHY_M_PC_DIS_FEFI       = 1<<8, /* Disable Far End Fault Indic. (FEFI) 
*/
+
+       PHY_M_PC_SH_TP_SEL      = 1<<6, /* Shielded Twisted Pair Select */
+       PHY_M_PC_RX_FD_MSK      = 3<<2,/* Bit  3.. 2: Rx FIFO Depth Mask */
+};
+
+/*****  PHY_MARV_PHY_STAT      16 bit r/o      PHY Specific Status Reg *****/
+enum {
+       PHY_M_PS_SPEED_MSK      = 3<<14, /* Bit 15..14: Speed Mask */
+       PHY_M_PS_SPEED_1000     = 1<<15, /*             10 = 1000 Mbps */
+       PHY_M_PS_SPEED_100      = 1<<14, /*             01 =  100 Mbps */
+       PHY_M_PS_SPEED_10       = 0,     /*             00 =   10 Mbps */
+       PHY_M_PS_FULL_DUP       = 1<<13, /* Full Duplex */
+       PHY_M_PS_PAGE_REC       = 1<<12, /* Page Received */
+       PHY_M_PS_SPDUP_RES      = 1<<11, /* Speed & Duplex Resolved */
+       PHY_M_PS_LINK_UP        = 1<<10, /* Link Up */
+       PHY_M_PS_CABLE_MSK      = 7<<7,  /* Bit  9.. 7: Cable Length Mask */
+       PHY_M_PS_MDI_X_STAT     = 1<<6,  /* MDI Crossover Stat (1=MDIX) */
+       PHY_M_PS_DOWNS_STAT     = 1<<5,  /* Downshift Status (1=downsh.) */
+       PHY_M_PS_ENDET_STAT     = 1<<4,  /* Energy Detect Status (1=act) */
+       PHY_M_PS_TX_P_EN        = 1<<3,  /* Tx Pause Enabled */
+       PHY_M_PS_RX_P_EN        = 1<<2,  /* Rx Pause Enabled */
+       PHY_M_PS_POL_REV        = 1<<1,  /* Polarity Reversed */
+       PHY_M_PS_JABBER         = 1<<0,  /* Jabber */
+};
+
+#define PHY_M_PS_PAUSE_MSK     (PHY_M_PS_TX_P_EN | PHY_M_PS_RX_P_EN)
+
+/* for 10/100 Fast Ethernet PHY (88E3082 only) */
+enum {
+       PHY_M_PS_DTE_DETECT     = 1<<15, /* Data Terminal Equipment (DTE) 
Detected */
+       PHY_M_PS_RES_SPEED      = 1<<14, /* Resolved Speed (1=100 Mbps, 0=10 
Mbps */
+};
+
+enum {
+       PHY_M_IS_AN_ERROR       = 1<<15, /* Auto-Negotiation Error */
+       PHY_M_IS_LSP_CHANGE     = 1<<14, /* Link Speed Changed */
+       PHY_M_IS_DUP_CHANGE     = 1<<13, /* Duplex Mode Changed */
+       PHY_M_IS_AN_PR          = 1<<12, /* Page Received */
+       PHY_M_IS_AN_COMPL       = 1<<11, /* Auto-Negotiation Completed */
+       PHY_M_IS_LST_CHANGE     = 1<<10, /* Link Status Changed */
+       PHY_M_IS_SYMB_ERROR     = 1<<9, /* Symbol Error */
+       PHY_M_IS_FALSE_CARR     = 1<<8, /* False Carrier */
+       PHY_M_IS_FIFO_ERROR     = 1<<7, /* FIFO Overflow/Underrun Error */
+       PHY_M_IS_MDI_CHANGE     = 1<<6, /* MDI Crossover Changed */
+       PHY_M_IS_DOWNSH_DET     = 1<<5, /* Downshift Detected */
+       PHY_M_IS_END_CHANGE     = 1<<4, /* Energy Detect Changed */
+
+       PHY_M_IS_DTE_CHANGE     = 1<<2, /* DTE Power Det. Status Changed */
+       PHY_M_IS_POL_CHANGE     = 1<<1, /* Polarity Changed */
+       PHY_M_IS_JABBER         = 1<<0, /* Jabber */
+};
+
+#define PHY_M_DEF_MSK  ( PHY_M_IS_AN_ERROR | PHY_M_IS_LSP_CHANGE | \
+                         PHY_M_IS_LST_CHANGE | PHY_M_IS_FIFO_ERROR)
+
+/*****  PHY_MARV_EXT_CTRL      16 bit r/w      Ext. PHY Specific Ctrl *****/
+enum {
+       PHY_M_EC_ENA_BC_EXT = 1<<15, /* Enable Block Carr. Ext. (88E1111 only) 
*/
+       PHY_M_EC_ENA_LIN_LB = 1<<14, /* Enable Line Loopback (88E1111 only) */
+
+       PHY_M_EC_DIS_LINK_P = 1<<12, /* Disable Link Pulses (88E1111 only) */
+       PHY_M_EC_M_DSC_MSK  = 3<<10, /* Bit 11..10:     Master Downshift 
Counter */
+                                       /* (88E1011 only) */
+       PHY_M_EC_S_DSC_MSK      = 3<<8,/* Bit  9.. 8:   Slave  Downshift 
Counter */
+                                      /* (88E1011 only) */
+       PHY_M_EC_M_DSC_MSK2     = 7<<9,/* Bit 11.. 9:   Master Downshift 
Counter */
+                                       /* (88E1111 only) */
+       PHY_M_EC_DOWN_S_ENA     = 1<<8, /* Downshift Enable (88E1111 only) */
+                                       /* !!! Errata in spec. (1 = disable) */
+       PHY_M_EC_RX_TIM_CT      = 1<<7, /* RGMII Rx Timing Control*/
+       PHY_M_EC_MAC_S_MSK      = 7<<4,/* Bit  6.. 4:   Def. MAC interface 
speed */
+       PHY_M_EC_FIB_AN_ENA     = 1<<3, /* Fiber Auto-Neg. Enable (88E1011S 
only) */
+       PHY_M_EC_DTE_D_ENA      = 1<<2, /* DTE Detect Enable (88E1111 only) */
+       PHY_M_EC_TX_TIM_CT      = 1<<1, /* RGMII Tx Timing Control */
+       PHY_M_EC_TRANS_DIS      = 1<<0, /* Transmitter Disable (88E1111 only) 
*/};
+
+#define PHY_M_EC_M_DSC(x)      ((x)<<10) /* 00=1x; 01=2x; 10=3x; 11=4x */
+#define PHY_M_EC_S_DSC(x)      ((x)<<8) /* 00=dis; 01=1x; 10=2x; 11=3x */
+#define PHY_M_EC_MAC_S(x)      ((x)<<4) /* 01X=0; 110=2.5; 111=25 (MHz) */
+
+#define PHY_M_EC_M_DSC_2(x)    ((x)<<9) /* 000=1x; 001=2x; 010=3x; 011=4x */
+                                                                               
        /* 100=5x; 101=6x; 110=7x; 111=8x */
+enum {
+       MAC_TX_CLK_0_MHZ        = 2,
+       MAC_TX_CLK_2_5_MHZ      = 6,
+       MAC_TX_CLK_25_MHZ       = 7,
+};
+
+/*****  PHY_MARV_LED_CTRL      16 bit r/w      LED Control Reg *****/
+enum {
+       PHY_M_LEDC_DIS_LED      = 1<<15, /* Disable LED */
+       PHY_M_LEDC_PULS_MSK     = 7<<12,/* Bit 14..12: Pulse Stretch Mask */
+       PHY_M_LEDC_F_INT        = 1<<11, /* Force Interrupt */
+       PHY_M_LEDC_BL_R_MSK     = 7<<8,/* Bit 10.. 8: Blink Rate Mask */
+       PHY_M_LEDC_DP_C_LSB     = 1<<7, /* Duplex Control (LSB, 88E1111 only) */
+       PHY_M_LEDC_TX_C_LSB     = 1<<6, /* Tx Control (LSB, 88E1111 only) */
+       PHY_M_LEDC_LK_C_MSK     = 7<<3,/* Bit  5.. 3: Link Control Mask */
+                                       /* (88E1111 only) */
+};
+
+enum {
+       PHY_M_LEDC_LINK_MSK     = 3<<3,/* Bit  4.. 3: Link Control Mask */
+                                                                       /* 
(88E1011 only) */
+       PHY_M_LEDC_DP_CTRL      = 1<<2, /* Duplex Control */
+       PHY_M_LEDC_DP_C_MSB     = 1<<2, /* Duplex Control (MSB, 88E1111 only) */
+       PHY_M_LEDC_RX_CTRL      = 1<<1, /* Rx Activity / Link */
+       PHY_M_LEDC_TX_CTRL      = 1<<0, /* Tx Activity / Link */
+       PHY_M_LEDC_TX_C_MSB     = 1<<0, /* Tx Control (MSB, 88E1111 only) */
+};
+
+#define PHY_M_LED_PULS_DUR(x)  (       ((x)<<12) & PHY_M_LEDC_PULS_MSK)
+
+enum {
+       PULS_NO_STR     = 0,/* no pulse stretching */
+       PULS_21MS       = 1,/* 21 ms to 42 ms */
+       PULS_42MS       = 2,/* 42 ms to 84 ms */
+       PULS_84MS       = 3,/* 84 ms to 170 ms */
+       PULS_170MS      = 4,/* 170 ms to 340 ms */
+       PULS_340MS      = 5,/* 340 ms to 670 ms */
+       PULS_670MS      = 6,/* 670 ms to 1.3 s */
+       PULS_1300MS     = 7,/* 1.3 s to 2.7 s */
+};
+
+#define PHY_M_LED_BLINK_RT(x)  (       ((x)<<8) & PHY_M_LEDC_BL_R_MSK)
+
+enum {
+       BLINK_42MS      = 0,/* 42 ms */
+       BLINK_84MS      = 1,/* 84 ms */
+       BLINK_170MS     = 2,/* 170 ms */
+       BLINK_340MS     = 3,/* 340 ms */
+       BLINK_670MS     = 4,/* 670 ms */
+};
+
+/*****  PHY_MARV_LED_OVER      16 bit r/w      Manual LED Override Reg *****/
+#define PHY_M_LED_MO_SGMII(x)  ((x)<<14) /* Bit 15..14:  SGMII AN Timer */
+                                                                               
/* Bit 13..12:  reserved */
+#define PHY_M_LED_MO_DUP(x)    ((x)<<10) /* Bit 11..10:  Duplex */
+#define PHY_M_LED_MO_10(x)     ((x)<<8) /* Bit  9.. 8:  Link 10 */
+#define PHY_M_LED_MO_100(x)    ((x)<<6) /* Bit  7.. 6:  Link 100 */
+#define PHY_M_LED_MO_1000(x)   ((x)<<4) /* Bit  5.. 4:  Link 1000 */
+#define PHY_M_LED_MO_RX(x)     ((x)<<2) /* Bit  3.. 2:  Rx */
+#define PHY_M_LED_MO_TX(x)     ((x)<<0) /* Bit  1.. 0:  Tx */
+
+enum {
+       MO_LED_NORM     = 0,
+       MO_LED_BLINK    = 1,
+       MO_LED_OFF      = 2,
+       MO_LED_ON       = 3,
+};
+
+/*****  PHY_MARV_EXT_CTRL_2    16 bit r/w      Ext. PHY Specific Ctrl 2 *****/
+enum {
+       PHY_M_EC2_FI_IMPED      = 1<<6, /* Fiber Input  Impedance */
+       PHY_M_EC2_FO_IMPED      = 1<<5, /* Fiber Output Impedance */
+       PHY_M_EC2_FO_M_CLK      = 1<<4, /* Fiber Mode Clock Enable */
+       PHY_M_EC2_FO_BOOST      = 1<<3, /* Fiber Output Boost */
+       PHY_M_EC2_FO_AM_MSK     = 7,/* Bit  2.. 0:      Fiber Output Amplitude 
*/
+};
+
+/*****  PHY_MARV_EXT_P_STAT 16 bit r/w Ext. PHY Specific Status *****/
+enum {
+       PHY_M_FC_AUTO_SEL       = 1<<15, /* Fiber/Copper Auto Sel. Dis. */
+       PHY_M_FC_AN_REG_ACC     = 1<<14, /* Fiber/Copper AN Reg. Access */
+       PHY_M_FC_RESOLUTION     = 1<<13, /* Fiber/Copper Resolution */
+       PHY_M_SER_IF_AN_BP      = 1<<12, /* Ser. IF AN Bypass Enable */
+       PHY_M_SER_IF_BP_ST      = 1<<11, /* Ser. IF AN Bypass Status */
+       PHY_M_IRQ_POLARITY      = 1<<10, /* IRQ polarity */
+       PHY_M_DIS_AUT_MED       = 1<<9, /* Disable Aut. Medium Reg. Selection */
+                                                                       /* 
(88E1111 only) */
+                                                               /* Bit  9.. 4: 
reserved (88E1011 only) */
+       PHY_M_UNDOC1    = 1<<7, /* undocumented bit !! */
+       PHY_M_DTE_POW_STAT      = 1<<4, /* DTE Power Status (88E1111 only) */
+       PHY_M_MODE_MASK = 0xf, /* Bit  3.. 0: copy of HWCFG MODE[3:0] */
+};
+
+/*****  PHY_MARV_CABLE_DIAG    16 bit r/o      Cable Diagnostic Reg *****/
+enum {
+       PHY_M_CABD_ENA_TEST     = 1<<15, /* Enable Test (Page 0) */
+       PHY_M_CABD_DIS_WAIT     = 1<<15, /* Disable Waiting Period (Page 1) */
+                                       /* (88E1111 only) */
+       PHY_M_CABD_STAT_MSK     = 3<<13, /* Bit 14..13: Status Mask */
+       PHY_M_CABD_AMPL_MSK     = 0x1f<<8,/* Bit 12.. 8: Amplitude Mask */
+                                       /* (88E1111 only) */
+       PHY_M_CABD_DIST_MSK     = 0xff, /* Bit  7.. 0: Distance Mask */
+};
+
+/* values for Cable Diagnostic Status (11=fail; 00=OK; 10=open; 01=short) */
+enum {
+       CABD_STAT_NORMAL= 0,
+       CABD_STAT_SHORT = 1,
+       CABD_STAT_OPEN  = 2,
+       CABD_STAT_FAIL  = 3,
+};
+
+/* for 10/100 Fast Ethernet PHY (88E3082 only) */
+/*****  PHY_MARV_FE_LED_PAR            16 bit r/w      LED Parallel Select 
Reg. *****/
+                                                                       /* Bit 
15..12: reserved (used internally) */
+enum {
+       PHY_M_FELP_LED2_MSK = 0xf<<8,   /* Bit 11.. 8: LED2 Mask (LINK) */
+       PHY_M_FELP_LED1_MSK = 0xf<<4,   /* Bit  7.. 4: LED1 Mask (ACT) */
+       PHY_M_FELP_LED0_MSK = 0xf, /* Bit  3.. 0: LED0 Mask (SPEED) */
+};
+
+#define PHY_M_FELP_LED2_CTRL(x)        (       ((x)<<8) & PHY_M_FELP_LED2_MSK)
+#define PHY_M_FELP_LED1_CTRL(x)        (       ((x)<<4) & PHY_M_FELP_LED1_MSK)
+#define PHY_M_FELP_LED0_CTRL(x)        (       ((x)<<0) & PHY_M_FELP_LED0_MSK)
+
+enum {
+       LED_PAR_CTRL_COLX       = 0x00,
+       LED_PAR_CTRL_ERROR      = 0x01,
+       LED_PAR_CTRL_DUPLEX     = 0x02,
+       LED_PAR_CTRL_DP_COL     = 0x03,
+       LED_PAR_CTRL_SPEED      = 0x04,
+       LED_PAR_CTRL_LINK       = 0x05,
+       LED_PAR_CTRL_TX         = 0x06,
+       LED_PAR_CTRL_RX         = 0x07,
+       LED_PAR_CTRL_ACT        = 0x08,
+       LED_PAR_CTRL_LNK_RX     = 0x09,
+       LED_PAR_CTRL_LNK_AC     = 0x0a,
+       LED_PAR_CTRL_ACT_BL     = 0x0b,
+       LED_PAR_CTRL_TX_BL      = 0x0c,
+       LED_PAR_CTRL_RX_BL      = 0x0d,
+       LED_PAR_CTRL_COL_BL     = 0x0e,
+       LED_PAR_CTRL_INACT      = 0x0f
+};
+
+/*****,PHY_MARV_FE_SPEC_2              16 bit r/w      Specific Control Reg. 2 
*****/
+enum {
+       PHY_M_FESC_DIS_WAIT     = 1<<2, /* Disable TDR Waiting Period */
+       PHY_M_FESC_ENA_MCLK     = 1<<1, /* Enable MAC Rx Clock in sleep mode */
+       PHY_M_FESC_SEL_CL_A     = 1<<0, /* Select Class A driver (100B-TX) */
+};
+
+/* for Yukon-2 Gigabit Ethernet PHY (88E1112 only) */
+/*****  PHY_MARV_PHY_CTRL (page 2)             16 bit r/w      MAC Specific 
Ctrl *****/
+enum {
+       PHY_M_MAC_MD_MSK        = 7<<7, /* Bit  9.. 7: Mode Select Mask */
+       PHY_M_MAC_MD_AUTO       = 3,/* Auto Copper/1000Base-X */
+       PHY_M_MAC_MD_COPPER     = 5,/* Copper only */
+       PHY_M_MAC_MD_1000BX     = 7,/* 1000Base-X only */
+};
+#define PHY_M_MAC_MODE_SEL(x)  (       ((x)<<7) & PHY_M_MAC_MD_MSK)
+
+/*****  PHY_MARV_PHY_CTRL (page 3)             16 bit r/w      LED Control 
Reg. *****/
+enum {
+       PHY_M_LEDC_LOS_MSK      = 0xf<<12,/* Bit 15..12: LOS LED Ctrl. Mask */
+       PHY_M_LEDC_INIT_MSK     = 0xf<<8, /* Bit 11.. 8: INIT LED Ctrl. Mask */
+       PHY_M_LEDC_STA1_MSK     = 0xf<<4,/* Bit  7.. 4: STAT1 LED Ctrl. Mask */
+       PHY_M_LEDC_STA0_MSK     = 0xf, /* Bit  3.. 0: STAT0 LED Ctrl. Mask */
+};
+
+#define PHY_M_LEDC_LOS_CTRL(x) (       ((x)<<12) & PHY_M_LEDC_LOS_MSK)
+#define PHY_M_LEDC_INIT_CTRL(x)        (       ((x)<<8) & PHY_M_LEDC_INIT_MSK)
+#define PHY_M_LEDC_STA1_CTRL(x)        (       ((x)<<4) & PHY_M_LEDC_STA1_MSK)
+#define PHY_M_LEDC_STA0_CTRL(x)        (       ((x)<<0) & PHY_M_LEDC_STA0_MSK)
+
+/* GMAC registers  */
+/* Port Registers */
+enum {
+       GM_GP_STAT      = 0x0000,       /* 16 bit r/o   General Purpose Status 
*/
+       GM_GP_CTRL      = 0x0004,       /* 16 bit r/w   General Purpose Control 
*/
+       GM_TX_CTRL      = 0x0008,       /* 16 bit r/w   Transmit Control Reg. */
+       GM_RX_CTRL      = 0x000c,       /* 16 bit r/w   Receive Control Reg. */
+       GM_TX_FLOW_CTRL = 0x0010,       /* 16 bit r/w   Transmit Flow-Control */
+       GM_TX_PARAM     = 0x0014,       /* 16 bit r/w   Transmit Parameter Reg. 
*/
+       GM_SERIAL_MODE  = 0x0018,       /* 16 bit r/w   Serial Mode Register */
+/* Source Address Registers */
+       GM_SRC_ADDR_1L  = 0x001c,       /* 16 bit r/w   Source Address 1 (low) 
*/
+       GM_SRC_ADDR_1M  = 0x0020,       /* 16 bit r/w   Source Address 1 
(middle) */
+       GM_SRC_ADDR_1H  = 0x0024,       /* 16 bit r/w   Source Address 1 (high) 
*/
+       GM_SRC_ADDR_2L  = 0x0028,       /* 16 bit r/w   Source Address 2 (low) 
*/
+       GM_SRC_ADDR_2M  = 0x002c,       /* 16 bit r/w   Source Address 2 
(middle) */
+       GM_SRC_ADDR_2H  = 0x0030,       /* 16 bit r/w   Source Address 2 (high) 
*/
+
+/* Multicast Address Hash Registers */
+       GM_MC_ADDR_H1   = 0x0034,       /* 16 bit r/w   Multicast Address Hash 
1 */
+       GM_MC_ADDR_H2   = 0x0038,       /* 16 bit r/w   Multicast Address Hash 
2 */
+       GM_MC_ADDR_H3   = 0x003c,       /* 16 bit r/w   Multicast Address Hash 
3 */
+       GM_MC_ADDR_H4   = 0x0040,       /* 16 bit r/w   Multicast Address Hash 
4 */
+
+/* Interrupt Source Registers */
+       GM_TX_IRQ_SRC   = 0x0044,       /* 16 bit r/o   Tx Overflow IRQ Source 
*/
+       GM_RX_IRQ_SRC   = 0x0048,       /* 16 bit r/o   Rx Overflow IRQ Source 
*/
+       GM_TR_IRQ_SRC   = 0x004c,       /* 16 bit r/o   Tx/Rx Over. IRQ Source 
*/
+
+/* Interrupt Mask Registers */
+       GM_TX_IRQ_MSK   = 0x0050,       /* 16 bit r/w   Tx Overflow IRQ Mask */
+       GM_RX_IRQ_MSK   = 0x0054,       /* 16 bit r/w   Rx Overflow IRQ Mask */
+       GM_TR_IRQ_MSK   = 0x0058,       /* 16 bit r/w   Tx/Rx Over. IRQ Mask */
+
+/* Serial Management Interface (SMI) Registers */
+       GM_SMI_CTRL     = 0x0080,       /* 16 bit r/w   SMI Control Register */
+       GM_SMI_DATA     = 0x0084,       /* 16 bit r/w   SMI Data Register */
+       GM_PHY_ADDR     = 0x0088,       /* 16 bit r/w   GPHY Address Register */
+};
+
+/* MIB Counters */
+#define GM_MIB_CNT_BASE        0x0100          /* Base Address of MIB Counters 
*/
+#define GM_MIB_CNT_SIZE        44              /* Number of MIB Counters */
+
+/*
+ * MIB Counters base address definitions (low word) -
+ * use offset 4 for access to high word        (32 bit r/o)
+ */
+enum {
+       GM_RXF_UC_OK  = GM_MIB_CNT_BASE + 0,    /* Unicast Frames Received OK */
+       GM_RXF_BC_OK    = GM_MIB_CNT_BASE + 8,  /* Broadcast Frames Received OK 
*/
+       GM_RXF_MPAUSE   = GM_MIB_CNT_BASE + 16, /* Pause MAC Ctrl Frames 
Received */
+       GM_RXF_MC_OK    = GM_MIB_CNT_BASE + 24, /* Multicast Frames Received OK 
*/
+       GM_RXF_FCS_ERR  = GM_MIB_CNT_BASE + 32, /* Rx Frame Check Seq. Error */
+       /* GM_MIB_CNT_BASE + 40:        reserved */
+       GM_RXO_OK_LO    = GM_MIB_CNT_BASE + 48, /* Octets Received OK Low */
+       GM_RXO_OK_HI    = GM_MIB_CNT_BASE + 56, /* Octets Received OK High */
+       GM_RXO_ERR_LO   = GM_MIB_CNT_BASE + 64, /* Octets Received Invalid Low 
*/
+       GM_RXO_ERR_HI   = GM_MIB_CNT_BASE + 72, /* Octets Received Invalid High 
*/
+       GM_RXF_SHT      = GM_MIB_CNT_BASE + 80, /* Frames <64 Byte Received OK 
*/
+       GM_RXE_FRAG     = GM_MIB_CNT_BASE + 88, /* Frames <64 Byte Received 
with FCS Err */
+       GM_RXF_64B      = GM_MIB_CNT_BASE + 96, /* 64 Byte Rx Frame */
+       GM_RXF_127B     = GM_MIB_CNT_BASE + 104,        /* 65-127 Byte Rx Frame 
*/
+       GM_RXF_255B     = GM_MIB_CNT_BASE + 112,        /* 128-255 Byte Rx 
Frame */
+       GM_RXF_511B     = GM_MIB_CNT_BASE + 120,        /* 256-511 Byte Rx 
Frame */
+       GM_RXF_1023B    = GM_MIB_CNT_BASE + 128,        /* 512-1023 Byte Rx 
Frame */
+       GM_RXF_1518B    = GM_MIB_CNT_BASE + 136,        /* 1024-1518 Byte Rx 
Frame */
+       GM_RXF_MAX_SZ   = GM_MIB_CNT_BASE + 144,        /* 1519-MaxSize Byte Rx 
Frame */
+       GM_RXF_LNG_ERR  = GM_MIB_CNT_BASE + 152,        /* Rx Frame too Long 
Error */
+       GM_RXF_JAB_PKT  = GM_MIB_CNT_BASE + 160,        /* Rx Jabber Packet 
Frame */
+       /* GM_MIB_CNT_BASE + 168:       reserved */
+       GM_RXE_FIFO_OV  = GM_MIB_CNT_BASE + 176,        /* Rx FIFO overflow 
Event */
+       /* GM_MIB_CNT_BASE + 184:       reserved */
+       GM_TXF_UC_OK    = GM_MIB_CNT_BASE + 192,        /* Unicast Frames 
Xmitted OK */
+       GM_TXF_BC_OK    = GM_MIB_CNT_BASE + 200,        /* Broadcast Frames 
Xmitted OK */
+       GM_TXF_MPAUSE   = GM_MIB_CNT_BASE + 208,        /* Pause MAC Ctrl 
Frames Xmitted */
+       GM_TXF_MC_OK    = GM_MIB_CNT_BASE + 216,        /* Multicast Frames 
Xmitted OK */
+       GM_TXO_OK_LO    = GM_MIB_CNT_BASE + 224,        /* Octets Transmitted 
OK Low */
+       GM_TXO_OK_HI    = GM_MIB_CNT_BASE + 232,        /* Octets Transmitted 
OK High */
+       GM_TXF_64B      = GM_MIB_CNT_BASE + 240,        /* 64 Byte Tx Frame */
+       GM_TXF_127B     = GM_MIB_CNT_BASE + 248,        /* 65-127 Byte Tx Frame 
*/
+       GM_TXF_255B     = GM_MIB_CNT_BASE + 256,        /* 128-255 Byte Tx 
Frame */
+       GM_TXF_511B     = GM_MIB_CNT_BASE + 264,        /* 256-511 Byte Tx 
Frame */
+       GM_TXF_1023B    = GM_MIB_CNT_BASE + 272,        /* 512-1023 Byte Tx 
Frame */
+       GM_TXF_1518B    = GM_MIB_CNT_BASE + 280,        /* 1024-1518 Byte Tx 
Frame */
+       GM_TXF_MAX_SZ   = GM_MIB_CNT_BASE + 288,        /* 1519-MaxSize Byte Tx 
Frame */
+
+       GM_TXF_COL      = GM_MIB_CNT_BASE + 304,        /* Tx Collision */
+       GM_TXF_LAT_COL  = GM_MIB_CNT_BASE + 312,        /* Tx Late Collision */
+       GM_TXF_ABO_COL  = GM_MIB_CNT_BASE + 320,        /* Tx aborted due to 
Exces. Col. */
+       GM_TXF_MUL_COL  = GM_MIB_CNT_BASE + 328,        /* Tx Multiple 
Collision */
+       GM_TXF_SNG_COL  = GM_MIB_CNT_BASE + 336,        /* Tx Single Collision 
*/
+       GM_TXE_FIFO_UR  = GM_MIB_CNT_BASE + 344,        /* Tx FIFO Underrun 
Event */
+};
+
+/* GMAC Bit Definitions */
+/*     GM_GP_STAT      16 bit r/o      General Purpose Status Register */
+enum {
+       GM_GPSR_SPEED           = 1<<15, /* Bit 15:     Port Speed (1 = 100 
Mbps) */
+       GM_GPSR_DUPLEX          = 1<<14, /* Bit 14:     Duplex Mode (1 = Full) 
*/
+       GM_GPSR_FC_TX_DIS       = 1<<13, /* Bit 13:     Tx Flow-Control Mode 
Disabled */
+       GM_GPSR_LINK_UP         = 1<<12, /* Bit 12:     Link Up Status */
+       GM_GPSR_PAUSE           = 1<<11, /* Bit 11:     Pause State */
+       GM_GPSR_TX_ACTIVE       = 1<<10, /* Bit 10:     Tx in Progress */
+       GM_GPSR_EXC_COL         = 1<<9, /* Bit  9:      Excessive Collisions 
Occured */
+       GM_GPSR_LAT_COL         = 1<<8, /* Bit  8:      Late Collisions Occured 
*/
+
+       GM_GPSR_PHY_ST_CH       = 1<<5, /* Bit  5:      PHY Status Change */
+       GM_GPSR_GIG_SPEED       = 1<<4, /* Bit  4:      Gigabit Speed (1 = 1000 
Mbps) */
+       GM_GPSR_PART_MODE       = 1<<3, /* Bit  3:      Partition mode */
+       GM_GPSR_FC_RX_DIS       = 1<<2, /* Bit  2:      Rx Flow-Control Mode 
Disabled */
+       GM_GPSR_PROM_EN         = 1<<1, /* Bit  1:      Promiscuous Mode 
Enabled */
+};
+       
+/*     GM_GP_CTRL      16 bit r/w      General Purpose Control Register */
+enum {
+       GM_GPCR_PROM_ENA        = 1<<14,        /* Bit 14:      Enable 
Promiscuous Mode */
+       GM_GPCR_FC_TX_DIS       = 1<<13, /* Bit 13:     Disable Tx Flow-Control 
Mode */
+       GM_GPCR_TX_ENA          = 1<<12, /* Bit 12:     Enable Transmit */
+       GM_GPCR_RX_ENA          = 1<<11, /* Bit 11:     Enable Receive */
+       GM_GPCR_BURST_ENA       = 1<<10, /* Bit 10:     Enable Burst Mode */
+       GM_GPCR_LOOP_ENA        = 1<<9, /* Bit  9:      Enable MAC Loopback 
Mode */
+       GM_GPCR_PART_ENA        = 1<<8, /* Bit  8:      Enable Partition Mode */
+       GM_GPCR_GIGS_ENA        = 1<<7, /* Bit  7:      Gigabit Speed (1000 
Mbps) */
+       GM_GPCR_FL_PASS         = 1<<6, /* Bit  6:      Force Link Pass */
+       GM_GPCR_DUP_FULL        = 1<<5, /* Bit  5:      Full Duplex Mode */
+       GM_GPCR_FC_RX_DIS       = 1<<4, /* Bit  4:      Disable Rx Flow-Control 
Mode */
+       GM_GPCR_SPEED_100       = 1<<3,   /* Bit  3:    Port Speed 100 Mbps */
+       GM_GPCR_AU_DUP_DIS      = 1<<2, /* Bit  2:      Disable Auto-Update 
Duplex */
+       GM_GPCR_AU_FCT_DIS      = 1<<1, /* Bit  1:      Disable Auto-Update 
Flow-C. */
+       GM_GPCR_AU_SPD_DIS      = 1<<0, /* Bit  0:      Disable Auto-Update 
Speed */
+};
+
+#define GM_GPCR_SPEED_1000     (GM_GPCR_GIGS_ENA | GM_GPCR_SPEED_100)
+#define GM_GPCR_AU_ALL_DIS     (GM_GPCR_AU_DUP_DIS | 
GM_GPCR_AU_FCT_DIS|GM_GPCR_AU_SPD_DIS)
+       
+/*     GM_TX_CTRL                      16 bit r/w      Transmit Control 
Register */
+enum {
+       GM_TXCR_FORCE_JAM       = 1<<15, /* Bit 15:     Force Jam / 
Flow-Control */
+       GM_TXCR_CRC_DIS         = 1<<14, /* Bit 14:     Disable insertion of 
CRC */
+       GM_TXCR_PAD_DIS         = 1<<13, /* Bit 13:     Disable padding of 
packets */
+       GM_TXCR_COL_THR_MSK     = 1<<10, /* Bit 12..10: Collision Threshold */
+};
+
+#define TX_COL_THR(x)          (((x)<<10) & GM_TXCR_COL_THR_MSK)
+#define TX_COL_DEF             0x04
+       
+/*     GM_RX_CTRL                      16 bit r/w      Receive Control 
Register */
+enum {
+       GM_RXCR_UCF_ENA = 1<<15, /* Bit 15:     Enable Unicast filtering */
+       GM_RXCR_MCF_ENA = 1<<14, /* Bit 14:     Enable Multicast filtering */
+       GM_RXCR_CRC_DIS = 1<<13, /* Bit 13:     Remove 4-byte CRC */
+       GM_RXCR_PASS_FC = 1<<12, /* Bit 12:     Pass FC packets to FIFO */
+};
+       
+/*     GM_TX_PARAM             16 bit r/w      Transmit Parameter Register */
+enum {
+       GM_TXPA_JAMLEN_MSK      = 0x03<<14,     /* Bit 15..14:  Jam Length */
+       GM_TXPA_JAMIPG_MSK      = 0x1f<<9,      /* Bit 13..9:   Jam IPG */
+       GM_TXPA_JAMDAT_MSK      = 0x1f<<4,      /* Bit  8..4:   IPG Jam to Data 
*/
+
+       TX_JAM_LEN_DEF          = 0x03,
+       TX_JAM_IPG_DEF          = 0x0b,
+       TX_IPG_JAM_DEF          = 0x1c,
+};
+
+#define TX_JAM_LEN_VAL(x)      (((x)<<14) & GM_TXPA_JAMLEN_MSK)
+#define TX_JAM_IPG_VAL(x)      (((x)<<9)  & GM_TXPA_JAMIPG_MSK)
+#define TX_IPG_JAM_DATA(x)     (((x)<<4)  & GM_TXPA_JAMDAT_MSK)
+
+
+/*     GM_SERIAL_MODE                  16 bit r/w      Serial Mode Register */
+enum {
+       GM_SMOD_DATABL_MSK      = 0x1f<<11, /* Bit 15..11:      Data Blinder 
(r/o) */
+       GM_SMOD_LIMIT_4         = 1<<10, /* Bit 10:     4 consecutive Tx trials 
*/
+       GM_SMOD_VLAN_ENA        = 1<<9, /* Bit  9:      Enable VLAN  (Max. 
Frame Len) */
+       GM_SMOD_JUMBO_ENA       = 1<<8, /* Bit  8:      Enable Jumbo (Max. 
Frame Len) */
+        GM_SMOD_IPG_MSK        = 0x1f  /* Bit 4..0:    Inter-Packet Gap (IPG) 
*/
+};
+       
+#define DATA_BLIND_VAL(x)      (((x)<<11) & GM_SMOD_DATABL_MSK)
+#define DATA_BLIND_DEF         0x04
+
+#define IPG_DATA_VAL(x)                (x & GM_SMOD_IPG_MSK)
+#define IPG_DATA_DEF           0x1e
+
+/*     GM_SMI_CTRL                     16 bit r/w      SMI Control Register */
+enum {
+       GM_SMI_CT_PHY_A_MSK     = 0x1f<<11,/* Bit 15..11:       PHY Device 
Address */
+       GM_SMI_CT_REG_A_MSK     = 0x1f<<6,/* Bit 10.. 6:        PHY Register 
Address */
+       GM_SMI_CT_OP_RD         = 1<<5, /* Bit  5:      OpCode Read (0=Write)*/
+       GM_SMI_CT_RD_VAL        = 1<<4, /* Bit  4:      Read Valid (Read 
completed) */
+       GM_SMI_CT_BUSY          = 1<<3, /* Bit  3:      Busy (Operation in 
progress) */
+};
+       
+#define GM_SMI_CT_PHY_AD(x)    (((x)<<11) & GM_SMI_CT_PHY_A_MSK)
+#define GM_SMI_CT_REG_AD(x)    (((x)<<6) & GM_SMI_CT_REG_A_MSK)
+
+/*     GM_PHY_ADDR                             16 bit r/w      GPHY Address 
Register */
+enum {
+       GM_PAR_MIB_CLR  = 1<<5, /* Bit  5:      Set MIB Clear Counter Mode */
+       GM_PAR_MIB_TST  = 1<<4, /* Bit  4:      MIB Load Counter (Test Mode) */
+};
+       
+/* Receive Frame Status Encoding */
+enum {
+       GMR_FS_LEN      = 0xffff<<16, /* Bit 31..16:    Rx Frame Length */
+       GMR_FS_VLAN     = 1<<13, /* Bit 13:     VLAN Packet */
+       GMR_FS_JABBER   = 1<<12, /* Bit 12:     Jabber Packet */
+       GMR_FS_UN_SIZE  = 1<<11, /* Bit 11:     Undersize Packet */
+       GMR_FS_MC       = 1<<10, /* Bit 10:     Multicast Packet */
+       GMR_FS_BC       = 1<<9, /* Bit  9:      Broadcast Packet */
+       GMR_FS_RX_OK    = 1<<8, /* Bit  8:      Receive OK (Good Packet) */
+       GMR_FS_GOOD_FC  = 1<<7, /* Bit  7:      Good Flow-Control Packet */
+       GMR_FS_BAD_FC   = 1<<6, /* Bit  6:      Bad  Flow-Control Packet */
+       GMR_FS_MII_ERR  = 1<<5, /* Bit  5:      MII Error */
+       GMR_FS_LONG_ERR = 1<<4, /* Bit  4:      Too Long Packet */
+       GMR_FS_FRAGMENT = 1<<3, /* Bit  3:      Fragment */
+
+       GMR_FS_CRC_ERR  = 1<<1, /* Bit  1:      CRC Error */
+       GMR_FS_RX_FF_OV = 1<<0, /* Bit  0:      Rx FIFO Overflow */
+
+/*
+ * GMR_FS_ANY_ERR (analogous to XMR_FS_ANY_ERR)
+ */
+       GMR_FS_ANY_ERR  = GMR_FS_CRC_ERR | GMR_FS_LONG_ERR | 
+                         GMR_FS_MII_ERR | GMR_FS_BAD_FC | GMR_FS_GOOD_FC | 
+                         GMR_FS_JABBER,
+/* Rx GMAC FIFO Flush Mask (default) */
+       RX_FF_FL_DEF_MSK = GMR_FS_CRC_ERR | GMR_FS_RX_FF_OV |GMR_FS_MII_ERR |
+                          GMR_FS_BAD_FC | GMR_FS_GOOD_FC | GMR_FS_UN_SIZE | 
+                          GMR_FS_JABBER,
+};
+
+/*     RX_GMF_CTRL_T   32 bit  Rx GMAC FIFO Control/Test */
+enum {
+       GMF_WP_TST_ON   = 1<<14,        /* Write Pointer Test On */
+       GMF_WP_TST_OFF  = 1<<13,        /* Write Pointer Test Off */
+       GMF_WP_STEP     = 1<<12,        /* Write Pointer Step/Increment */
+
+       GMF_RP_TST_ON   = 1<<10,        /* Read Pointer Test On */
+       GMF_RP_TST_OFF  = 1<<9,         /* Read Pointer Test Off */
+       GMF_RP_STEP     = 1<<8,         /* Read Pointer Step/Increment */
+       GMF_RX_F_FL_ON  = 1<<7,         /* Rx FIFO Flush Mode On */
+       GMF_RX_F_FL_OFF = 1<<6,         /* Rx FIFO Flush Mode Off */
+       GMF_CLI_RX_FO   = 1<<5,         /* Clear IRQ Rx FIFO Overrun */
+       GMF_CLI_RX_FC   = 1<<4,         /* Clear IRQ Rx Frame Complete */
+       GMF_OPER_ON     = 1<<3,         /* Operational Mode On */
+       GMF_OPER_OFF    = 1<<2,         /* Operational Mode Off */
+       GMF_RST_CLR     = 1<<1,         /* Clear GMAC FIFO Reset */
+       GMF_RST_SET     = 1<<0,         /* Set   GMAC FIFO Reset */
+
+       RX_GMF_FL_THR_DEF = 0xa,        /* flush threshold (default) */
+};
+
+
+/*     TX_GMF_CTRL_T   32 bit  Tx GMAC FIFO Control/Test */
+enum {
+       GMF_WSP_TST_ON  = 1<<18,/* Write Shadow Pointer Test On */
+       GMF_WSP_TST_OFF = 1<<17,/* Write Shadow Pointer Test Off */
+       GMF_WSP_STEP    = 1<<16,/* Write Shadow Pointer Step/Increment */
+
+       GMF_CLI_TX_FU   = 1<<6, /* Clear IRQ Tx FIFO Underrun */
+       GMF_CLI_TX_FC   = 1<<5, /* Clear IRQ Tx Frame Complete */
+       GMF_CLI_TX_PE   = 1<<4, /* Clear IRQ Tx Parity Error */
+};
+
+/*     GMAC_TI_ST_CTRL  8 bit  Time Stamp Timer Ctrl Reg (YUKON only) */
+enum {
+       GMT_ST_START    = 1<<2, /* Start Time Stamp Timer */
+       GMT_ST_STOP     = 1<<1, /* Stop  Time Stamp Timer */
+       GMT_ST_CLR_IRQ  = 1<<0, /* Clear Time Stamp Timer IRQ */
+};
+
+/*     GMAC_CTRL               32 bit  GMAC Control Reg (YUKON only) */
+enum {
+       GMC_H_BURST_ON  = 1<<7, /* Half Duplex Burst Mode On */
+       GMC_H_BURST_OFF = 1<<6, /* Half Duplex Burst Mode Off */
+       GMC_F_LOOPB_ON  = 1<<5, /* FIFO Loopback On */
+       GMC_F_LOOPB_OFF = 1<<4, /* FIFO Loopback Off */
+       GMC_PAUSE_ON    = 1<<3, /* Pause On */
+       GMC_PAUSE_OFF   = 1<<2, /* Pause Off */
+       GMC_RST_CLR     = 1<<1, /* Clear GMAC Reset */
+       GMC_RST_SET     = 1<<0, /* Set   GMAC Reset */
+};
+
+/*     GPHY_CTRL               32 bit  GPHY Control Reg (YUKON only) */
+enum {
+       GPC_SEL_BDT     = 1<<28, /* Select Bi-Dir. Transfer for MDC/MDIO */
+       GPC_INT_POL_HI  = 1<<27, /* IRQ Polarity is Active HIGH */
+       GPC_75_OHM      = 1<<26, /* Use 75 Ohm Termination instead of 50 */
+       GPC_DIS_FC      = 1<<25, /* Disable Automatic Fiber/Copper Detection */
+       GPC_DIS_SLEEP   = 1<<24, /* Disable Energy Detect */
+       GPC_HWCFG_M_3   = 1<<23, /* HWCFG_MODE[3] */
+       GPC_HWCFG_M_2   = 1<<22, /* HWCFG_MODE[2] */
+       GPC_HWCFG_M_1   = 1<<21, /* HWCFG_MODE[1] */
+       GPC_HWCFG_M_0   = 1<<20, /* HWCFG_MODE[0] */
+       GPC_ANEG_0      = 1<<19, /* ANEG[0] */
+       GPC_ENA_XC      = 1<<18, /* Enable MDI crossover */
+       GPC_DIS_125     = 1<<17, /* Disable 125 MHz clock */
+       GPC_ANEG_3      = 1<<16, /* ANEG[3] */
+       GPC_ANEG_2      = 1<<15, /* ANEG[2] */
+       GPC_ANEG_1      = 1<<14, /* ANEG[1] */
+       GPC_ENA_PAUSE   = 1<<13, /* Enable Pause (SYM_OR_REM) */
+       GPC_PHYADDR_4   = 1<<12, /* Bit 4 of Phy Addr */
+       GPC_PHYADDR_3   = 1<<11, /* Bit 3 of Phy Addr */
+       GPC_PHYADDR_2   = 1<<10, /* Bit 2 of Phy Addr */
+       GPC_PHYADDR_1   = 1<<9,  /* Bit 1 of Phy Addr */
+       GPC_PHYADDR_0   = 1<<8,  /* Bit 0 of Phy Addr */
+                                               /* Bits  7..2:  reserved */
+       GPC_RST_CLR     = 1<<1, /* Clear GPHY Reset */
+       GPC_RST_SET     = 1<<0, /* Set   GPHY Reset */
+};
+
+#define GPC_HWCFG_GMII_COP (GPC_HWCFG_M_3|GPC_HWCFG_M_2 | GPC_HWCFG_M_1 | 
GPC_HWCFG_M_0)
+#define GPC_HWCFG_GMII_FIB (GPC_HWCFG_M_2 | GPC_HWCFG_M_1 | GPC_HWCFG_M_0)
+#define GPC_ANEG_ADV_ALL_M  (GPC_ANEG_3 | GPC_ANEG_2 | GPC_ANEG_1 | GPC_ANEG_0)
+
+/* forced speed and duplex mode (don't mix with other ANEG bits) */
+#define GPC_FRC10MBIT_HALF     0
+#define GPC_FRC10MBIT_FULL     GPC_ANEG_0
+#define GPC_FRC100MBIT_HALF    GPC_ANEG_1
+#define GPC_FRC100MBIT_FULL    (GPC_ANEG_0 | GPC_ANEG_1)
+
+/* auto-negotiation with limited advertised speeds */
+/* mix only with master/slave settings (for copper) */
+#define GPC_ADV_1000_HALF      GPC_ANEG_2
+#define GPC_ADV_1000_FULL      GPC_ANEG_3
+#define GPC_ADV_ALL            (GPC_ANEG_2 | GPC_ANEG_3)
+
+/* master/slave settings */
+/* only for copper with 1000 Mbps */
+#define GPC_FORCE_MASTER       0
+#define GPC_FORCE_SLAVE                GPC_ANEG_0
+#define GPC_PREF_MASTER                GPC_ANEG_1
+#define GPC_PREF_SLAVE         (GPC_ANEG_1 | GPC_ANEG_0)
+
+/*     GMAC_IRQ_SRC     8 bit  GMAC Interrupt Source Reg (YUKON only) */
+/*     GMAC_IRQ_MSK     8 bit  GMAC Interrupt Mask   Reg (YUKON only) */
+enum {
+       GM_IS_TX_CO_OV  = 1<<5, /* Transmit Counter Overflow IRQ */
+       GM_IS_RX_CO_OV  = 1<<4, /* Receive Counter Overflow IRQ */
+       GM_IS_TX_FF_UR  = 1<<3, /* Transmit FIFO Underrun */
+       GM_IS_TX_COMPL  = 1<<2, /* Frame Transmission Complete */
+       GM_IS_RX_FF_OR  = 1<<1, /* Receive FIFO Overrun */
+       GM_IS_RX_COMPL  = 1<<0, /* Frame Reception Complete */
+
+#define GMAC_DEF_MSK   (GM_IS_TX_CO_OV | GM_IS_RX_CO_OV | GM_IS_TX_FF_UR)
+
+/*     GMAC_LINK_CTRL  16 bit  GMAC Link Control Reg (YUKON only) */
+                                               /* Bits 15.. 2: reserved */
+       GMLC_RST_CLR    = 1<<1, /* Clear GMAC Link Reset */
+       GMLC_RST_SET    = 1<<0, /* Set   GMAC Link Reset */
+
+
+/*     WOL_CTRL_STAT   16 bit  WOL Control/Status Reg */
+       WOL_CTL_LINK_CHG_OCC    = 1<<15,
+       WOL_CTL_MAGIC_PKT_OCC   = 1<<14,
+       WOL_CTL_PATTERN_OCC     = 1<<13,
+
+       WOL_CTL_CLEAR_RESULT            = 1<<12,
+       WOL_CTL_ENA_PME_ON_LINK_CHG     = 1<<11,
+       WOL_CTL_DIS_PME_ON_LINK_CHG     = 1<<10,
+       WOL_CTL_ENA_PME_ON_MAGIC_PKT    = 1<<9,
+       WOL_CTL_DIS_PME_ON_MAGIC_PKT    = 1<<8,
+       WOL_CTL_ENA_PME_ON_PATTERN      = 1<<7,
+       WOL_CTL_DIS_PME_ON_PATTERN      = 1<<6,
+       WOL_CTL_ENA_LINK_CHG_UNIT       = 1<<5,
+       WOL_CTL_DIS_LINK_CHG_UNIT       = 1<<4,
+       WOL_CTL_ENA_MAGIC_PKT_UNIT      = 1<<3,
+       WOL_CTL_DIS_MAGIC_PKT_UNIT      = 1<<2,
+       WOL_CTL_ENA_PATTERN_UNIT        = 1<<1,
+       WOL_CTL_DIS_PATTERN_UNIT        = 1<<0,
+};
+
+#define WOL_CTL_DEFAULT                                \
+       (WOL_CTL_DIS_PME_ON_LINK_CHG |  \
+       WOL_CTL_DIS_PME_ON_PATTERN |    \
+       WOL_CTL_DIS_PME_ON_MAGIC_PKT |  \
+       WOL_CTL_DIS_LINK_CHG_UNIT |             \
+       WOL_CTL_DIS_PATTERN_UNIT |              \
+       WOL_CTL_DIS_MAGIC_PKT_UNIT)
+
+/*     WOL_MATCH_CTL    8 bit  WOL Match Control Reg */
+#define WOL_CTL_PATT_ENA(x)                            (BIT_0 << (x))
+
+
+/* XMAC II registers                                 */
+enum {
+       XM_MMU_CMD      = 0x0000, /* 16 bit r/w MMU Command Register */
+       XM_POFF         = 0x0008, /* 32 bit r/w Packet Offset Register */
+       XM_BURST        = 0x000c, /* 32 bit r/w Burst Register for half duplex*/
+       XM_1L_VLAN_TAG  = 0x0010, /* 16 bit r/w One Level VLAN Tag ID */
+       XM_2L_VLAN_TAG  = 0x0014, /* 16 bit r/w Two Level VLAN Tag ID */
+       XM_TX_CMD       = 0x0020, /* 16 bit r/w Transmit Command Register */
+       XM_TX_RT_LIM    = 0x0024, /* 16 bit r/w Transmit Retry Limit Register */
+       XM_TX_STIME     = 0x0028, /* 16 bit r/w Transmit Slottime Register */
+       XM_TX_IPG       = 0x002c, /* 16 bit r/w Transmit Inter Packet Gap */
+       XM_RX_CMD       = 0x0030, /* 16 bit r/w Receive Command Register */
+       XM_PHY_ADDR     = 0x0034, /* 16 bit r/w PHY Address Register */
+       XM_PHY_DATA     = 0x0038, /* 16 bit r/w PHY Data Register */
+       XM_GP_PORT      = 0x0040, /* 32 bit r/w General Purpose Port Register */
+       XM_IMSK         = 0x0044, /* 16 bit r/w Interrupt Mask Register */
+       XM_ISRC         = 0x0048, /* 16 bit r/o Interrupt Status Register */
+       XM_HW_CFG       = 0x004c, /* 16 bit r/w Hardware Config Register */
+       XM_TX_LO_WM     = 0x0060, /* 16 bit r/w Tx FIFO Low Water Mark */
+       XM_TX_HI_WM     = 0x0062, /* 16 bit r/w Tx FIFO High Water Mark */
+       XM_TX_THR       = 0x0064, /* 16 bit r/w Tx Request Threshold */
+       XM_HT_THR       = 0x0066, /* 16 bit r/w Host Request Threshold */
+       XM_PAUSE_DA     = 0x0068, /* NA reg r/w Pause Destination Address */
+       XM_CTL_PARA     = 0x0070, /* 32 bit r/w Control Parameter Register */
+       XM_MAC_OPCODE   = 0x0074, /* 16 bit r/w Opcode for MAC control frames */
+       XM_MAC_PTIME    = 0x0076, /* 16 bit r/w Pause time for MAC ctrl frames*/
+       XM_TX_STAT      = 0x0078, /* 32 bit r/o Tx Status LIFO Register */
+
+       XM_EXM_START    = 0x0080, /* r/w        Start Address of the EXM Regs */
+#define XM_EXM(reg)    (XM_EXM_START + ((reg) << 3))
+};
+
+enum {
+       XM_SRC_CHK      = 0x0100, /* NA reg r/w Source Check Address Register */
+       XM_SA           = 0x0108, /* NA reg r/w Station Address Register */
+       XM_HSM          = 0x0110, /* 64 bit r/w Hash Match Address Registers */
+       XM_RX_LO_WM     = 0x0118, /* 16 bit r/w Receive Low Water Mark */
+       XM_RX_HI_WM     = 0x011a, /* 16 bit r/w Receive High Water Mark */
+       XM_RX_THR       = 0x011c, /* 32 bit r/w Receive Request Threshold */
+       XM_DEV_ID       = 0x0120, /* 32 bit r/o Device ID Register */
+       XM_MODE         = 0x0124, /* 32 bit r/w Mode Register */
+       XM_LSA          = 0x0128, /* NA reg r/o Last Source Register */
+       XM_TS_READ      = 0x0130, /* 32 bit r/o Time Stamp Read Register */
+       XM_TS_LOAD      = 0x0134, /* 32 bit r/o Time Stamp Load Value */
+       XM_STAT_CMD     = 0x0200, /* 16 bit r/w Statistics Command Register */
+       XM_RX_CNT_EV    = 0x0204, /* 32 bit r/o Rx Counter Event Register */
+       XM_TX_CNT_EV    = 0x0208, /* 32 bit r/o Tx Counter Event Register */
+       XM_RX_EV_MSK    = 0x020c, /* 32 bit r/w Rx Counter Event Mask */
+       XM_TX_EV_MSK    = 0x0210, /* 32 bit r/w Tx Counter Event Mask */
+       XM_TXF_OK       = 0x0280, /* 32 bit r/o Frames Transmitted OK Conuter */
+       XM_TXO_OK_HI    = 0x0284, /* 32 bit r/o Octets Transmitted OK High Cnt*/
+       XM_TXO_OK_LO    = 0x0288, /* 32 bit r/o Octets Transmitted OK Low Cnt */
+       XM_TXF_BC_OK    = 0x028c, /* 32 bit r/o Broadcast Frames Xmitted OK */
+       XM_TXF_MC_OK    = 0x0290, /* 32 bit r/o Multicast Frames Xmitted OK */
+       XM_TXF_UC_OK    = 0x0294, /* 32 bit r/o Unicast Frames Xmitted OK */
+       XM_TXF_LONG     = 0x0298, /* 32 bit r/o Tx Long Frame Counter */
+       XM_TXE_BURST    = 0x029c, /* 32 bit r/o Tx Burst Event Counter */
+       XM_TXF_MPAUSE   = 0x02a0, /* 32 bit r/o Tx Pause MAC Ctrl Frame Cnt */
+       XM_TXF_MCTRL    = 0x02a4, /* 32 bit r/o Tx MAC Ctrl Frame Counter */
+       XM_TXF_SNG_COL  = 0x02a8, /* 32 bit r/o Tx Single Collision Counter */
+       XM_TXF_MUL_COL  = 0x02ac, /* 32 bit r/o Tx Multiple Collision Counter */
+       XM_TXF_ABO_COL  = 0x02b0, /* 32 bit r/o Tx aborted due to Exces. Col. */
+       XM_TXF_LAT_COL  = 0x02b4, /* 32 bit r/o Tx Late Collision Counter */
+       XM_TXF_DEF      = 0x02b8, /* 32 bit r/o Tx Deferred Frame Counter */
+       XM_TXF_EX_DEF   = 0x02bc, /* 32 bit r/o Tx Excessive Deferall Counter */
+       XM_TXE_FIFO_UR  = 0x02c0, /* 32 bit r/o Tx FIFO Underrun Event Cnt */
+       XM_TXE_CS_ERR   = 0x02c4, /* 32 bit r/o Tx Carrier Sense Error Cnt */
+       XM_TXP_UTIL     = 0x02c8, /* 32 bit r/o Tx Utilization in % */
+       XM_TXF_64B      = 0x02d0, /* 32 bit r/o 64 Byte Tx Frame Counter */
+       XM_TXF_127B     = 0x02d4, /* 32 bit r/o 65-127 Byte Tx Frame Counter */
+       XM_TXF_255B     = 0x02d8, /* 32 bit r/o 128-255 Byte Tx Frame Counter */
+       XM_TXF_511B     = 0x02dc, /* 32 bit r/o 256-511 Byte Tx Frame Counter */
+       XM_TXF_1023B    = 0x02e0, /* 32 bit r/o 512-1023 Byte Tx Frame Counter*/
+       XM_TXF_MAX_SZ   = 0x02e4, /* 32 bit r/o 1024-MaxSize Byte Tx Frame Cnt*/
+       XM_RXF_OK       = 0x0300, /* 32 bit r/o Frames Received OK */
+       XM_RXO_OK_HI    = 0x0304, /* 32 bit r/o Octets Received OK High Cnt */
+       XM_RXO_OK_LO    = 0x0308, /* 32 bit r/o Octets Received OK Low Counter*/
+       XM_RXF_BC_OK    = 0x030c, /* 32 bit r/o Broadcast Frames Received OK */
+       XM_RXF_MC_OK    = 0x0310, /* 32 bit r/o Multicast Frames Received OK */
+       XM_RXF_UC_OK    = 0x0314, /* 32 bit r/o Unicast Frames Received OK */
+       XM_RXF_MPAUSE   = 0x0318, /* 32 bit r/o Rx Pause MAC Ctrl Frame Cnt */
+       XM_RXF_MCTRL    = 0x031c, /* 32 bit r/o Rx MAC Ctrl Frame Counter */
+       XM_RXF_INV_MP   = 0x0320, /* 32 bit r/o Rx invalid Pause Frame Cnt */
+       XM_RXF_INV_MOC  = 0x0324, /* 32 bit r/o Rx Frames with inv. MAC Opcode*/
+       XM_RXE_BURST    = 0x0328, /* 32 bit r/o Rx Burst Event Counter */
+       XM_RXE_FMISS    = 0x032c, /* 32 bit r/o Rx Missed Frames Event Cnt */
+       XM_RXF_FRA_ERR  = 0x0330, /* 32 bit r/o Rx Framing Error Counter */
+       XM_RXE_FIFO_OV  = 0x0334, /* 32 bit r/o Rx FIFO overflow Event Cnt */
+       XM_RXF_JAB_PKT  = 0x0338, /* 32 bit r/o Rx Jabber Packet Frame Cnt */
+       XM_RXE_CAR_ERR  = 0x033c, /* 32 bit r/o Rx Carrier Event Error Cnt */
+       XM_RXF_LEN_ERR  = 0x0340, /* 32 bit r/o Rx in Range Length Error */
+       XM_RXE_SYM_ERR  = 0x0344, /* 32 bit r/o Rx Symbol Error Counter */
+       XM_RXE_SHT_ERR  = 0x0348, /* 32 bit r/o Rx Short Event Error Cnt */
+       XM_RXE_RUNT     = 0x034c, /* 32 bit r/o Rx Runt Event Counter */
+       XM_RXF_LNG_ERR  = 0x0350, /* 32 bit r/o Rx Frame too Long Error Cnt */
+       XM_RXF_FCS_ERR  = 0x0354, /* 32 bit r/o Rx Frame Check Seq. Error Cnt */
+       XM_RXF_CEX_ERR  = 0x035c, /* 32 bit r/o Rx Carrier Ext Error Frame Cnt*/
+       XM_RXP_UTIL     = 0x0360, /* 32 bit r/o Rx Utilization in % */
+       XM_RXF_64B      = 0x0368, /* 32 bit r/o 64 Byte Rx Frame Counter */
+       XM_RXF_127B     = 0x036c, /* 32 bit r/o 65-127 Byte Rx Frame Counter */
+       XM_RXF_255B     = 0x0370, /* 32 bit r/o 128-255 Byte Rx Frame Counter */
+       XM_RXF_511B     = 0x0374, /* 32 bit r/o 256-511 Byte Rx Frame Counter */
+       XM_RXF_1023B    = 0x0378, /* 32 bit r/o 512-1023 Byte Rx Frame Counter*/
+       XM_RXF_MAX_SZ   = 0x037c, /* 32 bit r/o 1024-MaxSize Byte Rx Frame Cnt*/
+};
+
+/*     XM_MMU_CMD      16 bit r/w      MMU Command Register */
+enum {
+       XM_MMU_PHY_RDY  = 1<<12,/* Bit 12:      PHY Read Ready */
+       XM_MMU_PHY_BUSY = 1<<11,/* Bit 11:      PHY Busy */
+       XM_MMU_IGN_PF   = 1<<10,/* Bit 10:      Ignore Pause Frame */
+       XM_MMU_MAC_LB   = 1<<9, /* Bit  9:      Enable MAC Loopback */
+       XM_MMU_FRC_COL  = 1<<7, /* Bit  7:      Force Collision */
+       XM_MMU_SIM_COL  = 1<<6, /* Bit  6:      Simulate Collision */
+       XM_MMU_NO_PRE   = 1<<5, /* Bit  5:      No MDIO Preamble */
+       XM_MMU_GMII_FD  = 1<<4, /* Bit  4:      GMII uses Full Duplex */
+       XM_MMU_RAT_CTRL = 1<<3, /* Bit  3:      Enable Rate Control */
+       XM_MMU_GMII_LOOP= 1<<2, /* Bit  2:      PHY is in Loopback Mode */
+       XM_MMU_ENA_RX   = 1<<1, /* Bit  1:      Enable Receiver */
+       XM_MMU_ENA_TX   = 1<<0, /* Bit  0:      Enable Transmitter */
+};
+
+
+/*     XM_TX_CMD       16 bit r/w      Transmit Command Register */
+enum {
+       XM_TX_BK2BK     = 1<<6, /* Bit  6:      Ignor Carrier Sense (Tx Bk2Bk)*/
+       XM_TX_ENC_BYP   = 1<<5, /* Bit  5:      Set Encoder in Bypass Mode */
+       XM_TX_SAM_LINE  = 1<<4, /* Bit  4: (sc) Start utilization calculation */
+       XM_TX_NO_GIG_MD = 1<<3, /* Bit  3:      Disable Carrier Extension */
+       XM_TX_NO_PRE    = 1<<2, /* Bit  2:      Disable Preamble Generation */
+       XM_TX_NO_CRC    = 1<<1, /* Bit  1:      Disable CRC Generation */
+       XM_TX_AUTO_PAD  = 1<<0, /* Bit  0:      Enable Automatic Padding */
+};
+
+/*     XM_TX_RT_LIM    16 bit r/w      Transmit Retry Limit Register */
+#define XM_RT_LIM_MSK  0x1f    /* Bit  4..0:   Tx Retry Limit */
+
+
+/*     XM_TX_STIME     16 bit r/w      Transmit Slottime Register */
+#define XM_STIME_MSK   0x7f    /* Bit  6..0:   Tx Slottime bits */
+
+
+/*     XM_TX_IPG       16 bit r/w      Transmit Inter Packet Gap */
+#define XM_IPG_MSK             0xff    /* Bit  7..0:   IPG value bits */
+
+
+/*     XM_RX_CMD       16 bit r/w      Receive Command Register */
+enum {
+       XM_RX_LENERR_OK = 1<<8, /* Bit  8       don't set Rx Err bit for */
+                               /*              inrange error packets */
+       XM_RX_BIG_PK_OK = 1<<7, /* Bit  7       don't set Rx Err bit for */
+                               /*              jumbo packets */
+       XM_RX_IPG_CAP   = 1<<6, /* Bit  6       repl. type field with IPG */
+       XM_RX_TP_MD     = 1<<5, /* Bit  5:      Enable transparent Mode */
+       XM_RX_STRIP_FCS = 1<<4, /* Bit  4:      Enable FCS Stripping */
+       XM_RX_SELF_RX   = 1<<3, /* Bit  3:      Enable Rx of own packets */
+       XM_RX_SAM_LINE  = 1<<2, /* Bit  2: (sc) Start utilization calculation */
+       XM_RX_STRIP_PAD = 1<<1, /* Bit  1:      Strip pad bytes of Rx frames */
+       XM_RX_DIS_CEXT  = 1<<0, /* Bit  0:      Disable carrier ext. check */
+};
+
+
+/*     XM_PHY_ADDR     16 bit r/w      PHY Address Register */
+#define XM_PHY_ADDR_SZ 0x1f    /* Bit  4..0:   PHY Address bits */
+
+
+/*     XM_GP_PORT      32 bit r/w      General Purpose Port Register */
+enum {
+       XM_GP_ANIP      = 1<<6, /* Bit  6: (ro) Auto-Neg. in progress */
+       XM_GP_FRC_INT   = 1<<5, /* Bit  5: (sc) Force Interrupt */
+       XM_GP_RES_MAC   = 1<<3, /* Bit  3: (sc) Reset MAC and FIFOs */
+       XM_GP_RES_STAT  = 1<<2, /* Bit  2: (sc) Reset the statistics module */
+       XM_GP_INP_ASS   = 1<<0, /* Bit  0: (ro) GP Input Pin asserted */
+};
+
+
+/*     XM_IMSK         16 bit r/w      Interrupt Mask Register */
+/*     XM_ISRC         16 bit r/o      Interrupt Status Register */
+enum {
+       XM_IS_LNK_AE    = 1<<14, /* Bit 14:     Link Asynchronous Event */
+       XM_IS_TX_ABORT  = 1<<13, /* Bit 13:     Transmit Abort, late Col. etc */
+       XM_IS_FRC_INT   = 1<<12, /* Bit 12:     Force INT bit set in GP */
+       XM_IS_INP_ASS   = 1<<11,        /* Bit 11:      Input Asserted, GP bit 
0 set */
+       XM_IS_LIPA_RC   = 1<<10,        /* Bit 10:      Link Partner requests 
config */
+       XM_IS_RX_PAGE   = 1<<9, /* Bit  9:      Page Received */
+       XM_IS_TX_PAGE   = 1<<8, /* Bit  8:      Next Page Loaded for Transmit */
+       XM_IS_AND       = 1<<7, /* Bit  7:      Auto-Negotiation Done */
+       XM_IS_TSC_OV    = 1<<6, /* Bit  6:      Time Stamp Counter Overflow */
+       XM_IS_RXC_OV    = 1<<5, /* Bit  5:      Rx Counter Event Overflow */
+       XM_IS_TXC_OV    = 1<<4, /* Bit  4:      Tx Counter Event Overflow */
+       XM_IS_RXF_OV    = 1<<3, /* Bit  3:      Receive FIFO Overflow */
+       XM_IS_TXF_UR    = 1<<2, /* Bit  2:      Transmit FIFO Underrun */
+       XM_IS_TX_COMP   = 1<<1, /* Bit  1:      Frame Tx Complete */
+       XM_IS_RX_COMP   = 1<<0, /* Bit  0:      Frame Rx Complete */
+};
+
+#define XM_DEF_MSK     (~(XM_IS_INP_ASS | XM_IS_LIPA_RC | XM_IS_RX_PAGE | \
+                          XM_IS_AND | XM_IS_RXC_OV | XM_IS_TXC_OV | \
+                          XM_IS_RXF_OV | XM_IS_TXF_UR))
+
+
+/*     XM_HW_CFG       16 bit r/w      Hardware Config Register */
+enum {
+       XM_HW_GEN_EOP   = 1<<3, /* Bit  3:      generate End of Packet pulse */
+       XM_HW_COM4SIG   = 1<<2, /* Bit  2:      use Comma Detect for Sig. Det.*/
+       XM_HW_GMII_MD   = 1<<0, /* Bit  0:      GMII Interface selected */
+};
+
+
+/*     XM_TX_LO_WM     16 bit r/w      Tx FIFO Low Water Mark */
+/*     XM_TX_HI_WM     16 bit r/w      Tx FIFO High Water Mark */
+#define XM_TX_WM_MSK   0x01ff  /* Bit  9.. 0   Tx FIFO Watermark bits */
+
+/*     XM_TX_THR       16 bit r/w      Tx Request Threshold */
+/*     XM_HT_THR       16 bit r/w      Host Request Threshold */
+/*     XM_RX_THR       16 bit r/w      Rx Request Threshold */
+#define XM_THR_MSK             0x03ff  /* Bit 10.. 0   Rx/Tx Request Threshold 
bits */
+
+
+/*     XM_TX_STAT      32 bit r/o      Tx Status LIFO Register */
+enum {
+       XM_ST_VALID     = (1UL<<31),    /* Bit 31:      Status Valid */
+       XM_ST_BYTE_CNT  = (0x3fffL<<17),        /* Bit 30..17:  Tx frame Length 
*/
+       XM_ST_RETRY_CNT = (0x1fL<<12),  /* Bit 16..12:  Retry Count */
+       XM_ST_EX_COL    = 1<<11,        /* Bit 11:      Excessive Collisions */
+       XM_ST_EX_DEF    = 1<<10,        /* Bit 10:      Excessive Deferral */
+       XM_ST_BURST     = 1<<9,         /* Bit  9:      p. xmitted in burst md*/
+       XM_ST_DEFER     = 1<<8,         /* Bit  8:      packet was defered */
+       XM_ST_BC        = 1<<7,         /* Bit  7:      Broadcast packet */
+       XM_ST_MC        = 1<<6,         /* Bit  6:      Multicast packet */
+       XM_ST_UC        = 1<<5,         /* Bit  5:      Unicast packet */
+       XM_ST_TX_UR     = 1<<4,         /* Bit  4:      FIFO Underrun occured */
+       XM_ST_CS_ERR    = 1<<3,         /* Bit  3:      Carrier Sense Error */
+       XM_ST_LAT_COL   = 1<<2,         /* Bit  2:      Late Collision Error */
+       XM_ST_MUL_COL   = 1<<1,         /* Bit  1:      Multiple Collisions */
+       XM_ST_SGN_COL   = 1<<0,         /* Bit  0:      Single Collision */
+};
+
+/*     XM_RX_LO_WM     16 bit r/w      Receive Low Water Mark */
+/*     XM_RX_HI_WM     16 bit r/w      Receive High Water Mark */
+#define XM_RX_WM_MSK   0x03ff          /* Bit 11.. 0:  Rx FIFO Watermark bits 
*/
+
+
+/*     XM_DEV_ID       32 bit r/o      Device ID Register */
+#define XM_DEV_OUI     (0x00ffffffUL<<8)       /* Bit 31..8:   Device OUI */
+#define XM_DEV_REV     (0x07L << 5)            /* Bit  7..5:   Chip Rev Num */
+
+
+/*     XM_MODE         32 bit r/w      Mode Register */
+enum {
+       XM_MD_ENA_REJ   = 1<<26, /* Bit 26:     Enable Frame Reject */
+       XM_MD_SPOE_E    = 1<<25, /* Bit 25:     Send Pause on Edge */
+                                                                       /*      
        extern generated */
+       XM_MD_TX_REP    = 1<<24, /* Bit 24:     Transmit Repeater Mode */
+       XM_MD_SPOFF_I   = 1<<23, /* Bit 23:     Send Pause on FIFO full */
+                                                                       /*      
        intern generated */
+       XM_MD_LE_STW    = 1<<22, /* Bit 22:     Rx Stat Word in Little Endian */
+       XM_MD_TX_CONT   = 1<<21, /* Bit 21:     Send Continuous */
+       XM_MD_TX_PAUSE  = 1<<20, /* Bit 20: (sc)        Send Pause Frame */
+       XM_MD_ATS       = 1<<19, /* Bit 19:     Append Time Stamp */
+       XM_MD_SPOL_I    = 1<<18, /* Bit 18:     Send Pause on Low */
+                                                                       /*      
        intern generated */
+       XM_MD_SPOH_I    = 1<<17, /* Bit 17:     Send Pause on High */
+                                                                       /*      
        intern generated */
+       XM_MD_CAP       = 1<<16, /* Bit 16:     Check Address Pair */
+       XM_MD_ENA_HASH  = 1<<15, /* Bit 15:     Enable Hashing */
+       XM_MD_CSA       = 1<<14, /* Bit 14:     Check Station Address */
+       XM_MD_CAA       = 1<<13, /* Bit 13:     Check Address Array */
+       XM_MD_RX_MCTRL  = 1<<12, /* Bit 12:     Rx MAC Control Frame */
+       XM_MD_RX_RUNT   = 1<<11, /* Bit 11:     Rx Runt Frames */
+       XM_MD_RX_IRLE   = 1<<10, /* Bit 10:     Rx in Range Len Err Frame */
+       XM_MD_RX_LONG   = 1<<9,  /* Bit  9:     Rx Long Frame */
+       XM_MD_RX_CRCE   = 1<<8,  /* Bit  8:     Rx CRC Error Frame */
+       XM_MD_RX_ERR    = 1<<7,  /* Bit  7:     Rx Error Frame */
+       XM_MD_DIS_UC    = 1<<6,  /* Bit  6:     Disable Rx Unicast */
+       XM_MD_DIS_MC    = 1<<5,  /* Bit  5:     Disable Rx Multicast */
+       XM_MD_DIS_BC    = 1<<4,  /* Bit  4:     Disable Rx Broadcast */
+       XM_MD_ENA_PROM  = 1<<3,  /* Bit  3:     Enable Promiscuous */
+       XM_MD_ENA_BE    = 1<<2,  /* Bit  2:     Enable Big Endian */
+       XM_MD_FTF       = 1<<1,  /* Bit  1: (sc)        Flush Tx FIFO */
+       XM_MD_FRF       = 1<<0,  /* Bit  0: (sc)        Flush Rx FIFO */
+};
+
+#define XM_PAUSE_MODE  (XM_MD_SPOE_E | XM_MD_SPOL_I | XM_MD_SPOH_I)
+#define XM_DEF_MODE            (XM_MD_RX_RUNT | XM_MD_RX_IRLE | XM_MD_RX_LONG 
|\
+                               XM_MD_RX_CRCE | XM_MD_RX_ERR | XM_MD_CSA | 
XM_MD_CAA)
+
+/*     XM_STAT_CMD     16 bit r/w      Statistics Command Register */
+enum {
+       XM_SC_SNP_RXC   = 1<<5, /* Bit  5: (sc) Snap Rx Counters */
+       XM_SC_SNP_TXC   = 1<<4, /* Bit  4: (sc) Snap Tx Counters */
+       XM_SC_CP_RXC    = 1<<3, /* Bit  3:      Copy Rx Counters Continuously */
+       XM_SC_CP_TXC    = 1<<2, /* Bit  2:      Copy Tx Counters Continuously */
+       XM_SC_CLR_RXC   = 1<<1, /* Bit  1: (sc) Clear Rx Counters */
+       XM_SC_CLR_TXC   = 1<<0, /* Bit  0: (sc) Clear Tx Counters */
+};
+
+
+/*     XM_RX_CNT_EV    32 bit r/o      Rx Counter Event Register */
+/*     XM_RX_EV_MSK    32 bit r/w      Rx Counter Event Mask */
+enum {
+       XMR_MAX_SZ_OV   = 1<<31, /* Bit 31:     1024-MaxSize Rx Cnt Ov*/
+       XMR_1023B_OV    = 1<<30, /* Bit 30:     512-1023Byte Rx Cnt Ov*/
+       XMR_511B_OV     = 1<<29, /* Bit 29:     256-511 Byte Rx Cnt Ov*/
+       XMR_255B_OV     = 1<<28, /* Bit 28:     128-255 Byte Rx Cnt Ov*/
+       XMR_127B_OV     = 1<<27, /* Bit 27:     65-127 Byte Rx Cnt Ov */
+       XMR_64B_OV      = 1<<26, /* Bit 26:     64 Byte Rx Cnt Ov */
+       XMR_UTIL_OV     = 1<<25, /* Bit 25:     Rx Util Cnt Overflow */
+       XMR_UTIL_UR     = 1<<24, /* Bit 24:     Rx Util Cnt Underrun */
+       XMR_CEX_ERR_OV  = 1<<23, /* Bit 23:     CEXT Err Cnt Ov */
+       XMR_FCS_ERR_OV  = 1<<21, /* Bit 21:     Rx FCS Error Cnt Ov */
+       XMR_LNG_ERR_OV  = 1<<20, /* Bit 20:     Rx too Long Err Cnt Ov*/
+       XMR_RUNT_OV     = 1<<19, /* Bit 19:     Runt Event Cnt Ov */
+       XMR_SHT_ERR_OV  = 1<<18, /* Bit 18:     Rx Short Ev Err Cnt Ov*/
+       XMR_SYM_ERR_OV  = 1<<17, /* Bit 17:     Rx Sym Err Cnt Ov */
+       XMR_CAR_ERR_OV  = 1<<15, /* Bit 15:     Rx Carr Ev Err Cnt Ov */
+       XMR_JAB_PKT_OV  = 1<<14, /* Bit 14:     Rx Jabb Packet Cnt Ov */
+       XMR_FIFO_OV     = 1<<13, /* Bit 13:     Rx FIFO Ov Ev Cnt Ov */
+       XMR_FRA_ERR_OV  = 1<<12, /* Bit 12:     Rx Framing Err Cnt Ov */
+       XMR_FMISS_OV    = 1<<11, /* Bit 11:     Rx Missed Ev Cnt Ov */
+       XMR_BURST       = 1<<10, /* Bit 10:     Rx Burst Event Cnt Ov */
+       XMR_INV_MOC     = 1<<9,  /* Bit  9:     Rx with inv. MAC OC Ov*/
+       XMR_INV_MP      = 1<<8,  /* Bit  8:     Rx inv Pause Frame Ov */
+       XMR_MCTRL_OV    = 1<<7,  /* Bit  7:     Rx MAC Ctrl-F Cnt Ov */
+       XMR_MPAUSE_OV   = 1<<6,  /* Bit  6:     Rx Pause MAC Ctrl-F Ov*/
+       XMR_UC_OK_OV    = 1<<5,  /* Bit  5:     Rx Unicast Frame CntOv*/
+       XMR_MC_OK_OV    = 1<<4,  /* Bit  4:     Rx Multicast Cnt Ov */
+       XMR_BC_OK_OV    = 1<<3,  /* Bit  3:     Rx Broadcast Cnt Ov */
+       XMR_OK_LO_OV    = 1<<2,  /* Bit  2:     Octets Rx OK Low CntOv*/
+       XMR_OK_HI_OV    = 1<<1,  /* Bit  1:     Octets Rx OK Hi Cnt Ov*/
+       XMR_OK_OV       = 1<<0,  /* Bit  0:     Frames Received Ok Ov */
+};
+
+#define XMR_DEF_MSK            (XMR_OK_LO_OV | XMR_OK_HI_OV)
+
+/*     XM_TX_CNT_EV    32 bit r/o      Tx Counter Event Register */
+/*     XM_TX_EV_MSK    32 bit r/w      Tx Counter Event Mask */
+enum {
+       XMT_MAX_SZ_OV   = 1<<25,        /* Bit 25:      1024-MaxSize Tx Cnt Ov*/
+       XMT_1023B_OV    = 1<<24,        /* Bit 24:      512-1023Byte Tx Cnt Ov*/
+       XMT_511B_OV     = 1<<23,        /* Bit 23:      256-511 Byte Tx Cnt Ov*/
+       XMT_255B_OV     = 1<<22,        /* Bit 22:      128-255 Byte Tx Cnt Ov*/
+       XMT_127B_OV     = 1<<21,        /* Bit 21:      65-127 Byte Tx Cnt Ov */
+       XMT_64B_OV      = 1<<20,        /* Bit 20:      64 Byte Tx Cnt Ov */
+       XMT_UTIL_OV     = 1<<19,        /* Bit 19:      Tx Util Cnt Overflow */
+       XMT_UTIL_UR     = 1<<18,        /* Bit 18:      Tx Util Cnt Underrun */
+       XMT_CS_ERR_OV   = 1<<17,        /* Bit 17:      Tx Carr Sen Err Cnt Ov*/
+       XMT_FIFO_UR_OV  = 1<<16,        /* Bit 16:      Tx FIFO Ur Ev Cnt Ov */
+       XMT_EX_DEF_OV   = 1<<15,        /* Bit 15:      Tx Ex Deferall Cnt Ov */
+       XMT_DEF = 1<<14,        /* Bit 14:      Tx Deferred Cnt Ov */
+       XMT_LAT_COL_OV  = 1<<13,        /* Bit 13:      Tx Late Col Cnt Ov */
+       XMT_ABO_COL_OV  = 1<<12,        /* Bit 12:      Tx abo dueto Ex Col Ov*/
+       XMT_MUL_COL_OV  = 1<<11,        /* Bit 11:      Tx Mult Col Cnt Ov */
+       XMT_SNG_COL     = 1<<10,        /* Bit 10:      Tx Single Col Cnt Ov */
+       XMT_MCTRL_OV    = 1<<9,         /* Bit  9:      Tx MAC Ctrl Counter Ov*/
+       XMT_MPAUSE      = 1<<8,         /* Bit  8:      Tx Pause MAC Ctrl-F Ov*/
+       XMT_BURST       = 1<<7,         /* Bit  7:      Tx Burst Event Cnt Ov */
+       XMT_LONG        = 1<<6,         /* Bit  6:      Tx Long Frame Cnt Ov */
+       XMT_UC_OK_OV    = 1<<5,         /* Bit  5:      Tx Unicast Cnt Ov */
+       XMT_MC_OK_OV    = 1<<4,         /* Bit  4:      Tx Multicast Cnt Ov */
+       XMT_BC_OK_OV    = 1<<3,         /* Bit  3:      Tx Broadcast Cnt Ov */
+       XMT_OK_LO_OV    = 1<<2,         /* Bit  2:      Octets Tx OK Low CntOv*/
+       XMT_OK_HI_OV    = 1<<1,         /* Bit  1:      Octets Tx OK Hi Cnt Ov*/
+       XMT_OK_OV       = 1<<0,         /* Bit  0:      Frames Tx Ok Ov */
+};
+
+#define XMT_DEF_MSK            (XMT_OK_LO_OV | XMT_OK_HI_OV)
+
+struct skge_rx_desc {
+       u32             control;
+       u32             next_offset;
+       u32             dma_lo;
+       u32             dma_hi;
+       u32             status;
+       u32             timestamp;
+       u16             csum2;
+       u16             csum1;
+       u16             csum2_start;
+       u16             csum1_start;
+};
+
+struct skge_tx_desc {
+       u32             control;
+       u32             next_offset;
+       u32             dma_lo;
+       u32             dma_hi;
+       u32             status;
+       u32             csum_startval;
+       u16             csum_writepos;
+       u16             csum_startpos;
+       u32             rsvd;
+};
+
+struct skge_element {
+       struct skge_element     *next;
+       void                    *desc;
+       struct sk_buff          *skb;
+       DECLARE_PCI_UNMAP_ADDR(mapaddr);
+       DECLARE_PCI_UNMAP_LEN(maplen);
+};
+
+struct skge_ring {
+       struct skge_element *to_clean;
+       struct skge_element *to_use;
+       struct skge_element *start;
+       unsigned long       count;
+};
+
+
+struct skge_hw {
+       void __iomem         *regs;
+       struct pci_dev       *pdev;
+       u32                  intr_mask;
+       struct net_device    *dev[2];
+
+       spinlock_t           phy_lock;
+       struct tasklet_struct ext_tasklet;
+
+       u8                   chip_id;
+       u8                   mac_cfg;
+       u8                   phy_type;
+       u8                   pmd_type;
+       u16                  phy_addr;
+
+       u32                  rom_size;
+       u32                  ram_size;
+       u32                  ram_offset;
+       
+};
+
+static inline int isdualport(const struct skge_hw *hw)
+{
+       return !(hw->mac_cfg & CFG_SNG_MAC);
+}
+
+static inline u8 chip_rev(const struct skge_hw *hw)
+{
+       return (hw->mac_cfg & CFG_CHIP_R_MSK) >> 4;
+}
+
+static inline int iscopper(const struct skge_hw *hw)
+{
+       return (hw->pmd_type == 'T');
+}
+
+enum {
+       FLOW_MODE_NONE          = 0, /* No Flow-Control */
+       FLOW_MODE_LOC_SEND      = 1, /* Local station sends PAUSE */
+       FLOW_MODE_REM_SEND      = 2, /* Symmetric or just remote */
+       FLOW_MODE_SYMMETRIC     = 3, /* Both stations may send PAUSE */
+};
+       
+struct skge_port {
+       struct skge_hw       *hw;
+       struct net_device    *netdev;
+       u32                  msg_enable;
+       u8                   port;
+       u8                   rx_csum;
+       u8                   blink_on;
+       u8                   flow_control;
+       u8                   autoneg;   /* AUTONEG_ENABLE, AUTONEG_DISABLE */
+       u8                   duplex;    /* DUPLEX_HALF, DUPLEX_FULL */
+       u16                  speed;     /* SPEED_1000, SPEED_100, ... */
+
+       void                 *mem;      /* PCI memory for rings */
+       dma_addr_t           dma;
+       unsigned long        mem_size;
+
+       spinlock_t           tx_lock;
+       u32                  tx_avail;
+       struct skge_ring     tx_ring;
+       struct skge_ring     rx_ring;
+
+       struct net_device_stats net_stats;
+       struct timer_list    link_check;
+       struct timer_list    led_blink;
+};
+
+
+/* Register accessor for memory mapped device */
+static inline u32 skge_read32(const struct skge_hw *hw, int reg)
+{
+       return readl(hw->regs + reg);
+
+}
+
+static inline u16 skge_read16(const struct skge_hw *hw, int reg)
+{
+       return readw(hw->regs + reg);
+}
+
+static inline u8 skge_read8(const struct skge_hw *hw, int reg)
+{
+       return readb(hw->regs + reg);
+}
+
+static inline void skge_write32(const struct skge_hw *hw, int reg, u32 val)
+{
+       writel(val, hw->regs + reg);
+}
+
+static inline void skge_write16(const struct skge_hw *hw, int reg, u16 val)
+{
+       writew(val, hw->regs + reg);
+}
+
+static inline void skge_write8(const struct skge_hw *hw, int reg, u8 val)
+{
+       writeb(val, hw->regs + reg);
+}
+
+/* MAC Related Registers inside the device. */
+#define SKGEMAC_REG(port,reg)  (((port)<<7)+(reg))
+
+/* PCI config space can be accessed via memory mapped space */
+#define SKGEPCI_REG(reg) ((reg)+ 0x380)
+
+#define SKGEXM_REG(port, reg) \
+       ((BASE_XMAC_1 + (port) * (BASE_XMAC_2 - BASE_XMAC_1)) | (reg) << 1)
+
+static inline u32 skge_xm_read32(const struct skge_hw *hw, int port, int reg)
+{
+       return skge_read32(hw, SKGEXM_REG(port,reg));
+}
+
+static inline u16 skge_xm_read16(const struct skge_hw *hw, int port, int reg)
+{
+       return skge_read16(hw, SKGEXM_REG(port,reg));
+}
+
+static inline u8 skge_xm_read8(const struct skge_hw *hw, int port, int reg)
+{
+       return skge_read8(hw, SKGEXM_REG(port,reg));
+}
+
+static inline void skge_xm_write32(const struct skge_hw *hw, int port, int r, 
u32 v)
+{
+       skge_write32(hw, SKGEXM_REG(port,r), v);
+}
+
+static inline void skge_xm_write16(const struct skge_hw *hw, int port, int r, 
u16 v)
+{
+       skge_write16(hw, SKGEXM_REG(port,r), v);
+}
+
+static inline void skge_xm_write8(const struct skge_hw *hw, int port, int r, 
u8 v)
+{
+       skge_write8(hw, SKGEXM_REG(port,r), v);
+}
+
+static inline void skge_xm_outhash(const struct skge_hw *hw, int port, int reg,
+                                  const u8 *hash)
+{
+       skge_xm_write16(hw, port, reg, 
+                       (u16)hash[0] | ((u16)hash[1] << 8));
+       skge_xm_write16(hw, port, reg+2, 
+                       (u16)hash[2] | ((u16)hash[3] << 8));
+       skge_xm_write16(hw, port, reg+4, 
+                       (u16)hash[4] | ((u16)hash[5] << 8));
+       skge_xm_write16(hw, port, reg+6, 
+                       (u16)hash[6] | ((u16)hash[7] << 8));
+}
+
+static inline void skge_xm_outaddr(const struct skge_hw *hw, int port, int reg,
+                                  const u8 *addr)
+{
+       skge_xm_write16(hw, port, reg, 
+                       (u16)addr[0] | ((u16)addr[1] << 8));
+       skge_xm_write16(hw, port, reg, 
+                       (u16)addr[2] | ((u16)addr[3] << 8));
+       skge_xm_write16(hw, port, reg, 
+                       (u16)addr[4] | ((u16)addr[5] << 8));
+}
+
+
+#define SKGEGMA_REG(port,reg) \
+       ((reg) + BASE_GMAC_1 + \
+        (port) * (BASE_GMAC_2-BASE_GMAC_1))
+
+static inline u16 skge_gma_read16(const struct skge_hw *hw, int port, int reg)
+{
+       return skge_read16(hw, SKGEGMA_REG(port,reg));
+}
+
+static inline u32 skge_gma_read32(const struct skge_hw *hw, int port, int reg)
+{
+       return (u32) skge_read16(hw, SKGEGMA_REG(port,reg))
+               | ((u32)skge_read16(hw, SKGEGMA_REG(port,reg+4)) << 16);
+}
+
+static inline u8 skge_gma_read8(const struct skge_hw *hw, int port, int reg)
+{
+       return skge_read8(hw, SKGEGMA_REG(port,reg));
+}
+
+static inline void skge_gma_write16(const struct skge_hw *hw, int port, int r, 
u16 v)
+{
+       skge_write16(hw, SKGEGMA_REG(port,r), v);
+}
+
+static inline void skge_gma_write32(const struct skge_hw *hw, int port, int r, 
u32 v)
+{
+       skge_write16(hw, SKGEGMA_REG(port, r), (u16) v);
+       skge_write32(hw, SKGEGMA_REG(port, r+4), (u16)(v >> 16));
+}
+
+static inline void skge_gma_write8(const struct skge_hw *hw, int port, int r, 
u8 v)
+{
+       skge_write8(hw, SKGEGMA_REG(port,r), v);
+}
+
+static inline void skge_gm_set_addr(struct skge_hw *hw, int port, int reg,
+                                   const u8 *addr)
+{
+       skge_gma_write16(hw, port, reg,
+                        (u16) addr[0] | ((u16) addr[1] << 8));
+       skge_gma_write16(hw, port, reg+4,
+                        (u16) addr[2] | ((u16) addr[3] << 8));
+       skge_gma_write16(hw, port, reg+8,
+                        (u16) addr[4] | ((u16) addr[5] << 8));
+}
+               
+#endif


<Prev in Thread] Current Thread [Next in Thread>